
Start date: May 17, 1756
End date: Jan 01, 1763

Clockwise from top left: the Battle of Plassey (23 June 1757); the Battle of Carillon (6–8 July 1758); the Battle of Zorndorf (25 August 1758); the Battle of Kunersdorf (12 August 1759).
wiki/Seven_Years’_War
(1756) Britain declares war on France over North American colonies.
Also on this day,
1974 | India gets “The Bomb”
1980 | Mount St. Helen erupts
2004 | Johnson’s perfect game