1) 7 July 1937: Clash near the Marco Polo Bridge, close to Beijing
2) 10 May 1940: Germans launch offensive in the West
3) 12 August 1940: Battle of Britain begins
4) 22 June 1941: Launching of Operation Barbarossa
5) 7 December 1941: Attack on Pearl Harbor
6) 4 June 1942: Battle of Midway
7) 5 July 1943: Germans launch battle of Kursk
8) 6 June 1944: D-Day
9) 23–26 October 1944: Battle of Leyte Gulf
10) 9 August 1945: Dropping of second atom bomb, on Nagasaki
I hope this helps!
