Event:
Beijing issues air pollution warnings, advising limited outdoor activity as particulate concentration (PM 2.5) measures 309, over 12 times the World Health Organization standard
More Notable Events on March 26: 1982 Ground-breaking in Washington, D.C. for Vietnam Veterans Memorial
1979 Menachem Begin and Anwar Sadat sign peace treaty in Washington D.C.
1970 Golden Gate Park Conservatory made city landmark
1953 Dr. Jonas Salk announces vaccine to prevent polio
1872 7.8 earthquake shakes Owens Valley, California
