| January 1 | 1st color newsreel filmed in Pasadena, California |
| January 1 | Bradman scores 132 in the 1st innings of the 3rd Test vs. India |
| January 1 | Britain nationalizes its railways |
| January 1 | General Agreement on Tariffs and Trade effective |
| January 1 | Italy adopts constitution |
| January 1 | Orissa province accedes to India |
| January 2 | WNDT (now WNET) TV channel 13 in New York-Newark, New York (PBS) begins |
| January 3 | Bradman completes dual Test tons (132 and 127*) vs. India MCG |
| January 4 | Burma declares independence from UK |
| January 7 | U.S. president Truman raises taxes for Marshall-plan |
| January 8 | Queen Wilhelmina signs death sentence against Ans van Dijk for treason |
| January 9 | Walter Piston's 3rd Symphony in E, premieres in Boston |
| January 10 | "Call Me Mister" closes at National Theater New York City after 734 performances |
| January 12 | 1st Supermarket in U.K. opens |
| January 12 | Mohandas Mahatma Gandhi begins his final fast |
| January 12 | U.S. Supreme Court decision (Sipuel vs. Oklahoma State Board of Regents) |
| January 13 | 1st country music TV show, Midwestern Hayride, premieres on WLW Cin |
| January 16 | 35 Haganah members are ambushed and killed in Gush Etzyon |
| January 17 | Netherlands and Indonesia agree to a cease fire |
| January 17 | Trial of 11 U.S. Communist party members begins in New York City |
| January 18 | 1st courses begin at University of Ibadan, Nigeria |
| January 18 | Ted Mack's "Original Amateur Hour" begins, DuMont (later NBC/ABC/CBS) |
| January 21 | W Indies vs. England, Test debut Walcott, Weekes and Jim Laker |
| January 22 | Jim Laker takes 7-103 in his 1st Test Cricket innings vs. WI Barbados |
| January 23 | Bradman scores 201 in 272 minutes vs. India, 21 fours 1 six |
| January 23 | Huston's "Treasure of Sierra Madre" starring Humphrey Bogart opens |
| January 23 | Test debut of Neil Harvey, vs. India at Adelaide |
| January 24 | Australia all out 674 vs. India (Bradman 201, Hassett 198*) |
| January 24 | Dutch Liberal Party forms-People's party for Freedom and Democracy (VVD) |
| January 24 | "Music in My Heart" closes at Adelphi Theater New York City after 124 performances |
| January 26 | Executive Order 9981, end segregation in U.S. Armed Forces signed |
| January 27 | 1st locomotive to carry 1,000,000 pounds (450,000 kg) operates |
| January 27 | 1st tape recorder sold |
| January 29 | Commissioner Happy Chandler fines the Yankees, Cubs, and Phillies $500 each for signing high school players |
| January 29 | "Look Ma, I'm Dancin'" opens at Adelphi Theater New York City for 188 performances |
| January 30 | 5th Winter Olympic games open in St. Moritz, Switzerland |
| January 31 | J D Salinger's "A Perfect Day for Banana Fish" appears in NY |
| January 31 | Magnetic tape recorder developed by Wireway |
| February 1 | Federation Malaysia forms from 9 sultanates |
| February 1 | Palestine Post building in Jerusalem bombed |
| February 2 | President Truman urges congress to adopt a civil rights program |
| February 3 | Dick Button becomes 1st world figure skating champion from US |
| February 4 | Sri Lanka (formerly Ceylon) declares independence from UK |
| February 5 | Dick Button becomes 1st U.S. figure skating Olympic champion |
| February 5 | Gretchen Fraser becomes 1st U.S. woman Olympic slalom champion |
| February 5 | "Nature of Things" science show premieres on NBC prime time |
| February 6 | Bradman retires hurt, 57 in his last Test Cricket innings in Australia |
| February 6 | KNXT (now KCBS) TV channel 2 in Los Angeles, California (CBS) 1st broadcast |
| February 7 | "Cradle Will Rock" closes at Mansfield Theater New York City after 34 performances |
| February 7 | Omar Bradley succeeds Dwight Eisenhower as Army Chief of Staff |
| February 8 | 5th Winter Olympic games close at St. Moritz, Switzerland |
| February 9 | WLWT TV channel 5 in Cincinnati, OH (NBC) begins broadcasting |
| February 10 | Greek General Markos' guerrilla army bombs Saloniki |
| February 11 | Billy Griffith scores cricket century on debut England vs. WI, out for 140 |
| February 11 | John Costello follows Eamon Da Valera as premier of Ireland |
| February 11 | Test Cricket debut of Frank Worrell, vs. England Port-of-Spain |
| February 12 | 1st Lt. Nancy Leftenant becomes 1st black in army nursing corps |
| February 13 | Andy Ganteaume scores 112 for West Indies in only Test Cricket innings |
| February 13 | Ice Pairs Championship at Davos won by Lannoy and Baugniet of BEL |
| February 13 | Men's Figure Skating Championship in Davos won by Richard Button USA |
| February 13 | Wright Flyer, 1st plane to fly, returns to U.S. from England |
| February 15 | Mao Zedong's army occupies Yenan |
| February 16 | 1st newsreel telecast, "20th Century Fox-Movietone News" shown on NBC |
| February 16 | Miranda, famous moon of Uranus, photographed for 1st time |
| February 20 | Czechoslovakia's non-communist minister resigns |
| February 22 | Arabs bomb attack in Jerusalem, 50 die |
| February 24 | Communist Party seizes complete control of Czechoslovakia |
| February 25 | Communists seize Czechoslovakia/C Gottwald becomes premier |
| February 29 | Stern-group bomb Cairo-Haifa train, 27 British soldiers died |
| March 5 | Actor Eli Wallach marries actress Anne Jackson |
| March 5 | U.S. rocket flies record 4800 KPH to 126k height |
| March 8 | Supreme Court rules relg instructions in pub schools unconstitutional |
| March 9 | Provisionary Indonesian government installed in Batavia |
| March 10 | 1st civilian to exceed speed of sound-Herb H Hoover, Edwards AFB Ca |
| March 11 | Jewish Agency of Jerusalem bombed |
| March 11 | Reginald Weit became the 1st black to play in the U.S. Tennis Open |
| March 11 | WBAL TV channel 11 in Baltimore, MD (CBS) begins broadcasting |
| March 12 | -5 degrees F lowest temperature ever recorded in Cleveland in March |
| March 13 | 10th NCAA Men's Basketball Championship: Kentucky beats Baylor 58-42 |
| March 14 | Freedom Train arrives in San Francisco |
| March 15 | Bradman scores 115 for the Australian cricket team vs. Western Australia |
| March 15 | Sir Laurence Olivier on the cover of LIFE magazine |
| March 15 | WCAU TV channel 10 in Philadelphia, Pennsylvania (CBS) begins broadcasting |
| March 18 | France and Great Britain and Benelux sign Treaty of Brussels |
| March 18 | Philips begin experimental TV broadcasting |
| March 19 | Lee Savold KOs Gino Buonvino in 54 seconds at MSG, New York City |
| March 20 | 1st live televised musical Eugene Ormandy on CBS followed in 90 |
| March 20 | 20th Academy Awards - "Gentleman's Agreement," L Young, R Colman win minutes by 2nd live televised musical Arturo Toscvanni on NBC |
| March 21 | "Stop the Music" with Bert Parks premieres on ABC radio |
| March 23 | John Cunningham sets world altitude record (54,492' (18,133 m)) |
| March 28 | 2nd Tony Awards: Mister Roberts win |
| March 29 | Drachtster Boys soccer team forms in Drachten |
| March 29 | Yankees and Red Sox tie at 2-2 in 17, spring training game |
| March 31 | Congress passes Marshall Aid Act to rehabilitate war-torn Europe |
| April 1 | Big Bang theory proposed in Physical Review by Alpher, Bethe and Gamow |
| April 1 | H H H Johnson bowls WI to win vs. England 10-96 match on debut |
| April 3 | 1st U.S. figure skating championships held |
| April 3 | Harry Truman signs Marshall Plan ($5B aid to 16 European countries) |
| April 3 | U.S. Female Figure Skating championship won by Gretchen Merrill |
| April 3 | U.S. Male Figure Skating championship won by Richard Button |
| April 4 | 84-year-old Connie Mack challenges 78-year-old Clark Griffith to a race from home to 1st base; it ends in a tie |
| April 5 | WGN TV channel 9 in Chicago, Illinois (IND) begins broadcasting |
| April 7 | World Health Organization forms by U.N. |
| April 8 | Soen Nakagawa and Nyogen Senzaki (Zen teachers) meet in SF |
| April 10 | Jewish Hagana repels an Arab attack on Mishmar HaEmek |
| April 11 | 12th Golf Masters Championship: Claude Harmon wins, shooting a 279 |
| April 13 | 75 scientists ambushed on way to Mount Scopus |
| April 14 | A flash of light is observed in crater Plato on Moon |
| April 14 | New York City subway fares jump from 5 cents to 10 cents |
| April 14 | Stanley Cup: Toronto Maple Leafs sweep Detroit Red Wings in 4 games |
| April 14 | U.S. performs atmospheric nuclear test at Enwetak |
| April 15 | 1st Jewish-Arab military battle, arabs defeated |
| April 15 | Indian territory of Himachal Pradesh created |
| April 15 | KCPX (now KTVX) TV channel 4 in Salt Lake City, UT (ABC) 1st broadcast |
| April 16 | Organization for European Economic Cooperation (EEC) forms in Paris |
| April 18 | International Court of Justice opens at Hague Netherlands |
| April 19 | 52nd Boston Marathon won by Gerard Cote of Canada in 2:31:02 |
| April 19 | ABC-TV network begins |
| April 19 | Chiang Kai-shek elected president of Nationalist China |
| April 20 | New York City hikes subway fare from 5 cents to 10 cents |
| April 20 | Walter P Reuther UAW President shot and wounded at his home in Detroit |
| April 21 | 1st Polaroid camera was sold in US |
| April 21 | 2nd NBA Championship: Baltimore Bullets beat Philadelphia Warriors, 4 games to 2 |
| April 22 | WTVR TV channel 6 in Richmond, Virginia (CBS) begins broadcasting |
| April 23 | KSTP TV channel 5 in St. Paul-Minneapolis, MN (ABC) 1st broadcast |
| April 27 | Arab legion attacks Gesher bridge on Jordan River |
| April 29 | Bradman scores 107 Australia vs. Worcs, 152 minutes, 15 fours |
| April 30 | "Inside USA" opens at Century Theater New York City for 339 performances |
| April 30 | Org of American States charter signed at Bogota, Colombia |
| April 30 | U.S. performs atmospheric nuclear test at Enwetak |
| May 1 | 74th Kentucky Derby: Eddie Arcaro aboard Citation wins in 2:05.4 |
| May 1 | North Korean proclaims itself People's Democratic Republic of Korea |
| May 1 | Pope Pius XII publishes encyclical Auspicia quaedam |
| May 3 | Pulitzer prize awarded to James Michener and Tennessee Williams |
| May 4 | The Hague Court of Justice convicts Hans Rauter (SS) to the death |
| May 5 | 1st air squadron of jets aboard a carrier |
| May 5 | Belgian government of Spaak resigns |
| May 6 | "Sally" opens at Martin Beck Theater New York City for 36 performances |
| May 7 | Nazi collaborator V-Mann Antonius van de Waals sentence to death |
| May 8 | Bradman scores 146 Australia vs. Surrey, 174 minutes, 15 fours |
| May 10 | 1st attack by Egyptian irregular forces at Kfar Darom Israel |
| May 10 | Winston Churchill visits The Hague |
| May 11 | Haganah takes control of Safed and port of Haifa |
| May 11 | Luigi Einaudi elected president of Italy |
| May 12 | Queen Wilhelmina resigns |
| May 14 | Israel declares independence from British administration |
| May 14 | Israeli Radio Station Kol Yisrael's 1st broadcast |
| May 14 | Jordan's Arab League captures Atarot, north of Jerusalem |
| May 14 | U.S. grants Israel de facto recognition |
| May 14 | U.S. performs atmospheric nuclear test at Enwetak |
| May 14 | WBEN (now WIVB) TV channel 4 in Buffalo, New York (CBS) begins broadcasting |
| May 15 | 28 year old British Mandate over Palestine ends |
| May 15 | 74th Preakness: Eddie Arcaro aboard Citation wins in 2:02.4 |
| May 15 | Australia scores 721 runs in one day vs. Essex, world record |
| May 15 | Bradman scores 187 Australia vs. Essex, 124 minutes, 33 fours 1 five |
| May 15 | Egypt, Lebanon, Syria, Iraq and Saudi Arabian troops attack Israel |
| May 16 | Botvinnik wins 5-player tournament to determine world chess champion |
| May 16 | CBS news correspondent George Polk's body is found in Greece |
| May 16 | Chaim Weizmann elected 1st president of Israel |
| May 16 | Egyptians enter the Gaza |
| May 16 | George Polk, CBS news correspondant, body found |
| May 16 | Israel issues its 1st postage stamps |
| May 17 | Israel liberates Acre, Nebi Yusha and Telel-Kadi |
| May 17 | Soviet Union recognized Israel |
| May 18 | Arab Legion captures fort on Mount Scopus |
| May 18 | "Ballet Ballads" opens at Music Box Theater New York City for 62 performances |
| May 18 | Saudi Arabia joins invasion of Israel |
| May 20 | 1st use of Israeli Air Force and 1st war victory, defeating Syrian army |
| May 20 | Cleveland Indians tie AL record of 18 walks (beat Red Sox 13-4) |
| May 21 | New York Yankees Joe Dimaggio hits for cycle (single, double, triple, home run) |
| May 23 | Joe DiMaggio hits 3 consecutive home runs |
| May 23 | Ramat Rahel gateway to Jerusalem is repossessed by Israel |
| May 24 | Benjamin Brittens "Beggar's Opera," premieres in Cambridge |
| May 25 | 30th PGA Championship: Ben Hogan at Norwood Hills CC St. Louis |
| May 25 | San Francisco receives its 1st telecast |
| May 26 | Entire Hagana-arm forces sworn-in as Israeli soldiers |
| May 26 | South Africa elects a nationalist government with apartheid policy |
| May 27 | Arabs blow up Jewish synagogue Hurvat Rabbi Yehudah he-Hasid |
| May 27 | Hank Greenberg buys an interest in the Cleveland Indians |
| May 28 | Iraq captures Ge'ulim settlement |
| May 30 | Schenectady Blue Jays Tom Lasorda strikes out 25 in 15-inning game |
| May 31 | Tommy Lasorda strikes out 25 Amsterdam Rugmakers (in 15 innings) |
| June 1 | Israel and Arabs agree to a cease fire |
| June 3 | 200" (5.08 m) Hale telescope dedicated at Palomar Observatory |
| June 3 | Korczak Ziolkowski begins sculpture of Crazy Horse near Mount Rushmore |
| June 3 | "Sleepy Hallow" opens at St. James Theater New York City for 12 performances |
| June 5 | Phillies Richie Ashburn sets NL rookie consecut hitting streak at 23 |
| June 7 | Communist complete takeover of Czechoslovakia; President Bernes resigns |
| June 7 | KVP wins Dutch Second-Parliamentary election |
| June 8 | "Milton Berle Show" premieres on NBC TV |
| June 8 | "Sally" closes at Martin Beck Theater New York City after 36 performances |
| June 9 | WBZ TV channel 4 in Boston, MA (NBC) begins broadcasting |
| June 12 | 48th U.S. Golf Open: Ben Hogan shoots a 276 at Riviera CC in LA |
| June 12 | 80th Belmont: Eddie Arcaro aboard Citation wins in 2:28.2 |
| June 12 | Bradman scores 138 in 1st Test Cricket at Trent Bridge |
| June 12 | "Hold It!" closes at National Theater New York City after 46 performances |
| June 12 | "Sleepy Hallow" closes at St. James Theater New York City after 12 performances |
| June 12 | "William Tell Overture" by Spike Jones peaks at #6 |
| June 13 | Babe Ruth's final farewell at Yankee Stadium, he dies Aug 16th |
| June 14 | Klemens Gottwald becomes president of Czechoslovakia |
| June 15 | 1st night game at Briggs Stadium: Detroit Tigers beat Philadelphia A's |
| June 15 | Bradman is out for a duck, but Australia win Test Cricket anyway |
| June 15 | WPIX TV channel 11 in New York City, New York (IND) begins broadcasting |
| June 15 | WTNH TV channel 8 in New Haven, CT (ABC) begins broadcasting |
| June 17 | Joe Cronin pinch hit home runs in both ends of a doubleheader |
| June 18 | American Library Association adopts Library Bill of Rights |
| June 18 | National Security Council authorizes covert operations for 1st time |
| June 18 | Phillies pitching great Robin Roberts debut, loses 2-0 to Pirates |
| June 18 | U.N. Commission on Human Rights adopts International Declaration of Human Rights |
| June 19 | Panama and Costa Rica recognize Israel |
| June 19 | U.S.S.R. blocks access road to West Berlin |
| June 20 | 20 Jews killed when a bomb is thrown into Jewish quarter of Cairo |
| June 20 | Cleveland draws then record 82,781 for doubleheader |
| June 20 | Deutsche Mark introduced in West-Germany |
| June 20 | "Toast of the Town" hosted by Ed Sullivan premieres on CBS-TV |
| June 21 | 1st stored computer program run, on Manchester Mark I |
| June 21 | 33 1/3 RPM LP record introduced (DR Peter Goldmark-Columbia Records) |
| June 21 | Columbia commits to 33 1/3 rpm records, plans to phase out 78's as Dr. Peter Goldmark of CBS demonstrates "long playing record" |
| June 21 | Lord Mountbatten resigns as Governor-General of India |
| June 21 | Rhodes conference on Israeli-Arab war opens |
| June 21 | WNAC (now KNEV) TV channel 7 in Boston, MA (CBS) begins broadcasting |
| June 24 | Republican National Convention in Philadelphia nominates New York Governor Thomas Dewey |
| June 24 | Soviet Union begins Berlin Blockade |
| June 25 | Joe Louis KOs Jersey Joe Walcott in 11 for heavyweight boxing title |
| June 25 | Truman signs Displaced Persons Bill (205,000 Europeans to U.S.) |
| June 26 | U.S. denounces Soviet blockade of Berlin |
| June 28 | U.S. and British airlift to West-Berlin begins |
| June 30 | Cleveland Indian Bob Lemon no-hits Detroit Tigers, 2-0 |
| June 30 | Last British armies leave Israel |
| June 30 | Transistor as a substitute for Radio tubes announced, Bell Labs |
| July 1 | Bradman scores 128 Australia vs. Surrey, 141 minutes, 15 fours |
| July 1 | Brooklyn's Roy Campanella debuts as catcher |
| July 1 | New York City subway fare goes to 10 cents, bus fare to 7 cents and combo fare at 12 cents |
| July 2 | 62nd Wimbledon Mens Tennis: Falkenburg beats Bromwich (75 06 62 36 75) |
| July 3 | 55th Wimbledon Womens Tennis: Louise Brough beats Doris Hart (63 86) |
| July 3 | Kidnapper Caryl Chessman sentenced to death |
| July 5 | Britain's National Health Service Act begins |
| July 7 | 6 female reservists become 1st women sworn into regular U.S. Navy |
| July 7 | Cleveland Indians sign Leroy "Satchel" Paige at 42 |
| July 8 | 500th anniversary Russian orthodox church celebrated in Moscow |
| July 9 | Satchel Paige, 42, debuts in majors pitching 2 scoreless inn for Cleveland |
| July 10 | "Allegro" closes at Majestic Theater New York City after 318 performances |
| July 10 | "Ballet Ballads" closes at Music Box Theater New York City after 62 performances |
| July 10 | "Look Ma, I'm Dancin'" closes at Adelphi Theater New York City after 188 performances |
| July 10 | Lydda Airfield captured by Israeli army |
| July 11 | 1st air bombing of Jerusalem |
| July 12 | 1st jets to fly across Atlantic, 6 RAF de Havilland Vampires |
| July 13 | 15th All Star Baseball Game: AL wins 5-2 at Sportsman's Park, St. Louis |
| July 14 | Israel bombs Cairo |
| July 15 | Alcoholic Anonymous founded in Britain |
| July 15 | President Truman nominated for another term |
| July 16 | Eddie Sawyer replaces Ben Chapman in Philadelphia, New York Giants Leo Durocher replaces Mel Ott and Burt Shotton replaces Durocher as Dodger manager |
| July 17 | Israeli army captures Nazareth |
| July 17 | Proclamation of constitution of Republic of (South) Korea |
| July 18 | "Marinka" opens at Winter Garden Theater New York City for 168 performances |
| July 18 | Pat Seerey of Chicago White Sox hits 4 home runs in a game |
| July 19 | French government of Schuman, resigns |
| July 20 | Lou Thesz beats Bill Longson, to become NWA wrestling champ |
| July 20 | Syngman Rhee elected president of South-Korea |
| July 20 | U.S. Communist Party chairman William Forster arrested |
| July 21 | WSPD TV channel 13 in Toledo, OH (NBC) begins broadcasting |
| July 23 | Progressive party convention nominates Henry Wallace for President |
| July 24 | 4 Duluth Minnesota Dukes (St. Louis Cardinals Class C farm team) die in crash |
| July 24 | Soviets blockades Berlin from west |
| July 26 | 1st black host of a network show-CBS' Bob Howard Show |
| July 26 | "Babe Ruth Story," premieres, Babe Ruth's last public appearance |
| July 26 | Leo Durocher returns to Ebbets Field as a New York Giant |
| July 26 | President Truman issues Executive Order No. 9981 directing "equality of treatment and opportunity" in armed forces |
| July 27 | Australia set 404 to win vs. England at Headingley |
| July 27 | Bradman's 29th and last Test Cricket century, part of winning 3-404 |
| July 27 | Otto Skorzeny escapes anti-nazi camp at Darmstadt |
| July 28 | I G Farben chemical plant explodes in Ludwigshafen, Germany, 182 die |
| July 29 | King George VI opens 14th modern Olympic games in London |
| July 30 | Emile Zatopek runs Olympic record (10K - 29:59.6) |
| July 30 | Professional wrestling premieres on prime-time network TV (DuMont) |
| July 31 | "Brigadoon" closes at Ziegfeld Theater New York City after 581 performances |
| July 31 | President Truman dedicates Idlewild Field (Kennedy Airport), New York |
| August 3 | Cleveland's Satchel Paige make his 1st start and goes 7 innings |
| August 3 | Franklin D. Roosevelt advisor Alger Hiss accused to be a "communist" |
| August 4 | 5 day southern filibuster succeeds in maintaining poll tax |
| August 5 | Cleveland Indians set club record for most double plays in a game (6) |
| August 6 | Bob Mathias, U.S., wins decathlon at London Olympics |
| August 6 | Dreesgovt (KVP/Social Democratics/CHU/Liberal) forms |
| August 6 | Fanny Blankers-Koen (Netherlands) is 1st women to win 3 golds at Olympics |
| August 7 | 1st Dutch government of Beel resigns |
| August 7 | Delfo Cabrera wins 11th Olympic marathon (2:34:51.6) |
| August 8 | "Hold It!" opens at National Theater New York City for 46 performances |
| August 10 | ABC enters network TV at 7 PM (WJZ, New York) |
| August 10 | Allen Funt's "Candid Camera" TV debut on ABC |
| August 10 | Bradman scores 133* Australia vs. Lancashire, 216 minutes, 17 fours |
| August 10 | WABC TV channel 7 in New York, New York (ABC) begins broadcasting |
| August 11 | Summer Olympics opens in London |
| August 12 | Cleveland Indians get 29 hits in a 9 inning game |
| August 13 | Satchel Paige at 42, pitches his 1st major league complete game |
| August 14 | 14th Olympic games close at London, Great Britain |
| August 14 | Bradman's last Test Cricket innings |
| August 14 | England all out for 52 vs. Australia at Cricket Oval |
| August 15 | 3rd U.S. Women's Open Golf Championship won by Babe Didrikson Zaharias |
| August 15 | Republic of Korea (South Korea) proclaimed (National Day) |
| August 16 | Arabs blow up Latrun pumping station in Jerusalem |
| August 16 | Israeli pound becomes legal tender |
| August 17 | Alger Hiss denies ever being a Communist agent |
| August 17 | Phillies commit 8 errors in a game |
| August 17 | Tom Henrich hits his then record tying 4th grand slam of season |
| August 20 | 15th NFL Chicago All-Star Game: Chi Cards 28, All-Stars 0 (101,220) |
| August 20 | U.S. expels Soviet Consul General in New York, Jacob Lomakin |
| August 21 | Indians 47-inning scoreless streak broken by White Sox Aaron Robinson |
| August 23 | Earl Bernadotte asks aid for fugitives to Palestine |
| August 23 | World Council of Churches formed by 147 churches from 44 countries |
| August 25 | Bradman scores 150 in 212 minutes in his last innings at Lord's |
| August 27 | 102 degrees F highest temperature ever recorded in Cleveland in August |
| August 31 | Queen Wilhelmina celebrates 50th jubilee |
| September 1 | Bradman scores 143 Australia vs. South of England, 17 fours 1 six |
| September 1 | Communist form North China People's Republic |
| September 1 | U.N.'s World Health Organization forms |
| September 3 | W Gomulka deposed as general secretary of Polish Worker's party |
| September 4 | "Angel in the Wings" closes at Coronet Theater New York City after 308 performances |
| September 4 | Queen Wilhelmina abdicates Dutch throne |
| September 6 | 37th Davis Cup: USA beats Australia in New York (5-0) |
| September 6 | Juliana becomes queen of Netherlands |
| September 7 | 1st use of synthetic rubber in asphaltic concrete, Akron, Ohio |
| September 8 | British De Havilland 08-fighter flies faster than sound |
| September 9 | Bkln Dodger Rex Barney no-hits New York Giants, 2-0 |
| September 9 | "Hilarities (of 1949)" opens at Adelphi Theater New York City for 14 performances |
| September 9 | People's Democratic Republic of Korea proclaimed |
| September 10 | Bijz Criminal division sentences war criminal Jacob Folks to life |
| September 10 | Bradman scores 153 in his last 1st-class cricket innings in England |
| September 13 | Margaret Chase Smith (R-Me) elected senator, 1st woman to serve in both houses of Congress |
| September 14 | Gerald Ford upsets Rep Bartel J Jonkman in Michigan 5th Dist Representative primary |
| September 14 | Ground breaking ceremony for United Nations world headquarters |
| September 14 | Milton Berle starts his TV career on Texaco Star Theater |
| September 15 | F-86 Sabre sets world aircraft speed record of 1080 kph |
| September 15 | "Small Wonder" opens at Coronet Theater New York City for 134 performances |
| September 15 | WHN-AM in New York City changes call letters to WMGM |
| September 16 | "Heaven on Earth" opens at Century Theater New York City for 12 performances |
| September 17 | KCOP TV channel 13 in Los Angeles/Hollywood, California (IND) begins |
| September 17 | WLS TV channel 7 in Chicago, IL (ABC) begins broadcasting |
| September 18 | Communist Madiun-uprising in Dutch Indies (Muso/Sjarifudin) |
| September 18 | "Hilarities (of 1949)" closes at Adelphi Theater New York City after 14 performances |
| September 18 | Ralph J. Bunche confirmed as acting United Nations mediator in Palestine |
| September 19 | 62nd U.S. Womens Tennis: M Osborne duPont beats A L Brough (46 64 15-13) |
| September 19 | 68th U.S. Mens Tennis: "Pancho" Gonzales beats E Sturgess (62 63 14-12) |
| September 19 | Richard A Gonzales wins U.S. Tennis Open |
| September 20 | "Magdalena" opens at Ziegfeld Theater New York City for 48 performances |
| September 20 | Mexican Baseball league disbanded |
| September 21 | "Texaco Star Theater" with Milton Berle premieres on NBC-TV |
| September 23 | Braves clinch NL pennant |
| September 24 | Mildred Gillars (Axis Sally) pleads innocent in Washington D.C. |
| September 24 | Yankees, Boston and Cleveland are tied for 1st place in AL (91-56) |
| September 25 | "Heaven on Earth" closes at Century Theater New York City after 12 performances |
| September 26 | Boston Braves win 1st NL championship since 1914 |
| September 27 | "Carib Song" opens at Adelphi Theater New York City for 36 performances |
| September 28 | WBAP-TV, (NBC affiliate) Fort Worth Texas, begins broadcasting |
| September 29 | Laurence Olivier's "Hamlet" opens at Park Avenue Cinema |
| September 29 | WBAP (now KXAS) TV channel 5 in Fort Worth-Dallas, Texas (NBC) begins |
| September 29 | WSB TV channel 2 in Atlanta, Georgia (ABC) begins broadcasting |
| October 1 | California Supreme Court voids state statue banning interracial marriages |
| October 1 | Radio Denmark begins transmitting |
| October 2 | "Finian's Rainbow" closes at 46th St. Theater New York City after 725 performances |
| October 3 | Columbia U reports discovery of uranium in Belgian Congo |
| October 3 | NFL becomes 1st sport televised as sport of week |
| October 4 | Indians beat Red Sox, 8-0, in 1st AL playoff game |
| October 4 | World Council of Churches forms under W Fisherman It Hooft |
| October 6 | KHJ TV channel 9 in Los Angeles, California (IND) begins broadcasting |
| October 6 | "Polonaise" opens at Alvin Theater New York City for 113 performances |
| October 9 | WXYZ TV channel 7 in Detroit, MI (ABC) begins broadcasting |
| October 10 | Then record 86,288 see game 5 of World Series in Cleveland |
| October 11 | Cleveland Indians beat Boston Braves, 4 games to 2 in 45th World Series |
| October 11 | "Love Life" opens at 46th St. Theater New York City for 252 performances |
| October 11 | "Where's Chartev?" opens at St. James Theater New York City for 792 performances |
| October 12 | Casey Stengel takes over as Yankee manager |
| October 14 | Batavia lieutenant governor general Of Mook dismissed |
| October 14 | Large scale fighting between Israel and Egypt |
| October 15 | China's Red army occupies Chinchov |
| October 16 | Demonstration by Moscow Jews honoring Israeli ambassador Golda Meir |
| October 16 | "Red Mill" opens at Ziegfeld Theater New York City for 831 performances |
| October 18 | Operation 10 Plagues - Israeli offensive against Egyptian army |
| October 19 | "My Romance" opens at Shubert Theater New York City for 95 performances |
| October 21 | Beersheba liberated by Israeli army |
| October 21 | Dutch Constellation crashes at Prestwick Scotland (40 murder) |
| October 21 | Facsimile high-speed radio transmission demonstrated (Washington D.C.) |
| October 21 | U.N. reject Russian proposal to destroy atomic weapons |
| October 22 | Egyptian flagship King Farouk sunk by Israel |
| October 24 | Bernard M. Baruch introduces term "Cold War" |
| October 24 | Francis Poulenc's "Sinfonietta," premieres |
| October 24 | Pope Pius XII publishes encyclical In Multiplicibus Curis |
| October 24 | WJBK TV channel 2 in Detroit, MI (CBS) begins broadcasting |
| October 25 | Special Council of Annulment convicts F. Weinreb for collaboration |
| October 27 | Albert Camus' "L'etat de Siege," premieres in Paris |
| October 27 | Israel recaptures Nizzanim in Negev |
| October 28 | Flag of Israel is adopted |
| October 29 | Israeli forces liberate Meron and Gush-Halev |
| October 30 | 20 die and 6,000 made ill by smog in Donora Pennsylvania |
| October 30 | Operation Hiram: Israelis take control of Galilee |
| November 1 | Mao's Red army conquerors Mukden, Manchuria |
| November 1 | President Truman re-elected in an upset over Republican Thomas Dewey |
| November 2 | Truman beats Dewey, confounding pollsters and newspapers |
| November 2 | WJZ TV channel 13 in Baltimore, MD (ABC) begins broadcasting |
| November 3 | 2nd NHL All-Star Game: All-Stars beat Toronto 3-1 at Chicago |
| November 3 | Chicago Tribune reports: "Dewey beats Truman" |
| November 4 | T. S. Eliot wins Nobel Prize for literature |
| November 12 | Japanese premier Hideki Tojo sentenced to death by war crimes tribunal |
| November 13 | "As the Girls Go" opens at Winter Garden Theater New York City for 420 performances |
| November 15 | William Lyon Mackenzie King retires as Prime Minister of Canada |
| November 16 | Operation Magic Carpet - 1st plane from Yemen carrying Jews to Israel |
| November 17 | Britain's House of Commons votes to nationalize steel industry |
| November 19 | Belgian government of Spaak, forms |
| November 20 | U.S. balloon reaches height of 42.7 km (record) |
| November 23 | Dr. Frank G Back (New York City) patents lens to provide zoom effects |
| November 24 | Ireland votes for independence from UK |
| November 24 | WAVE TV channel 3 in Louisville, Kentucky (NBC) begins broadcasting |
| November 25 | Ft. Funston's 16-inch coastal guns removed |
| November 25 | KING TV channel 5 in Seattle, WA (NBC) begins broadcasting |
| November 26 | Belgian government of Spaak, resigns |
| November 27 | 36th CFL Grey Cup: Calgary Stampeders defeat Ottawa Rough Riders, 12-7 |
| November 27 | Honda 1st opens in America |
| November 28 | 1st Polaroid camera sold |
| November 28 | "Hopalong Cassidy" premieres on TV |
| November 29 | 1st opera to be televised, "Othello," broadcast from the Met (New York City) |
| November 29 | KOB TV channel 4 in Albuquerque, New Mexico (NBC) begins broadcasting |
| November 29 | "Kukla, Fran, and Ollie" debuted on NBC |
| November 30 | Player-manager Lou Boudreau is selected AL MVP |
| November 30 | Soviets set up a separate municipal government in East Berlin |
| December 1 | Arabic Congress names Abdullah of Trans Jordan, King of Palestine |
| December 1 | Piet Roozenburg becomes world champion checker player |
| December 2 | Stan Musial is picked NL MVP |
| December 3 | 1st U.S. woman army officer not in medical corps sworn-in |
| December 3 | Bradman scores his last century, 123 in his own testimonial |
| December 3 | Chinese refugee ship "Kiangya" explodes in E China Sea, killing 1,100 |
| December 3 | "Pumpkin Papers" come to light (claimed to be from Alger Hiss) |
| December 4 | "Magdalena" closes at Ziegfeld Theater New York City after 48 performances |
| December 4 | SS Kiangya hits mine in Whangpoo River China, sinks killing 2,750 die |
| December 5 | New York Giant Charley Conerly sets NFL record of 36 pass completions |
| December 8 | 14th Heisman Trophy Award: Doak Walker, SMU (HB) |
| December 8 | Jordan annexs Arabic Palestine |
| December 8 | "Marinka" closes at Winter Garden Theater New York City after 168 performances |
| December 9 | U.N. General Assembly unanimously approves Convention on Genocide |
| December 10 | U.N. General Assembly adopts Universal Declaration of Human Rights |
| December 11 | WHEN (now WTVH) TV channel 5 in Syracuse, New York (CBS) begins broadcasting |
| December 11 | WMC TV channel 5 in Memphis, Tennessee (NBC) begins broadcasting |
| December 15 | Former state department official Alger Hiss indicted in New York City for perjury |
| December 16 | "Lend an Ear" opens at National Theater New York City for 460 performances |
| December 18 | Indonesia begins it's 2nd political election |
| December 18 | WDSU TV channel 6 in New Orleans, Louisiana (NBC) begins broadcasting |
| December 19 | 2nd political action of Java/Sumatra |
| December 19 | 8th largest snowfall in New York City history (15.3") |
| December 19 | Cleveland Browns beats Buffalo Bills 49-7 in AAFC championship game |
| December 19 | Philadelphia Eagles shutout Chicago Cards 7-0 in NFL championship game |
| December 20 | Second Chamber accept 2nd Police Action in Indonesia |
| December 21 | O'Neil Place in the Bronx erronously renamed O'Neill Place |
| December 21 | State of Eire, formerly Irish Free State, declares its independence |
| December 22 | KPIX TV channel 5 in San Francisco, California (CBS) begins broadcasting |
| December 24 | 1st U.S. house completely sunheated is occupied (Dover Massachusetts) |
| December 24 | Greek government disbands due to state of war, press censorship |
| December 26 | Hungarian cardinal Mindszenty arrested |
| December 28 | Israeli Defence Forces crosses Egyptian border |
| December 28 | Middel-Java as a whole in Dutch hands |
| December 28 | U.S. announced a study to launch an Earth satellite |
| December 29 | Canada recognizes Israel |
| December 29 | U.S. State Department announces work on placing objects into Earth orbit |
| December 30 | "Kiss Me, Kate" opens at New Century Theater New York City for 1077 performances |
| December 31 | Dutch police actions up Java gone on strike |