| February 28 | Roger Scott was tried in Mass for sleeping in church |
| March 6 | Joseph Jenkes, MA, receives 1st colonial machine patent |
| April 27 | King Charles I flees Oxford |
| May 5 | King Charles I surrenders at Scotland |
| May 30 | Spain and Netherlands signs temporary cease fire |
| June 25 | Thomas Fairfax' New Model-army occupies Oxford |
| July 30 | English parliament sets king Charles I Newcastle Propositions |
| October 28 | 1st Protestant church assembly for indians (Massachusetts) |
| November 4 | Mass uses death penalty for denying that Saint Copybook is God's word |
| December 7 | Princess Louise Henriette (19) marries monarch Frederik Henry |
