| March 6 | Emperor Ferdinand II delegates Restitutie-edict |
| March 19 | Massachusetts colony founded by Englishmen |
| April 29 | Sweden and Denmark sign defense treaty against Duke of Wallenstein |
| June 7 | English king Charles I accepts Petition of Rights |
| June 9 | 1st deportation from what is now U.S., Thomas Morton from Mass |
| August 1 | Emperor Ferdinand II demands Austria Protestant convert to Catholicism |
| August 10 | Wasa sinks at Stockholm, 50 killed |
| August 25 | Assault on sultan of Mantarams of Batavia |
| August 27 | Java sultan Agung van Mataram attacks Batavia |
| September 6 | Puritans land at Salem, from Mass Bay Colony, witches soon to settle |
| September 8 | Bay of Matanzas Cuba: Piet Heyn captures Spanish silver fleet |
| October 28 | Hugenot bulwark La Rochelle surrenders to Cardinal Richelieu |
| November 1 | French king Louis XIII occupies La Rochelle |
| November 24 | John Ford's "Lover's Melancholy," premieres in London |
