World War 2 Time Line By Katie Feigel Period: Jan 1, 1939 to Dec 31, 1945 World War 2 Time Line Sep 3, 1939 Britain declares war on Germany May 26, 1940 Dunkirk Jul 10, 1940 Battle of Britain Sep 7, 1940 The Blitz Jun 22, 1941 Operation Barbarossa Dec 7, 1941 Pearl Harbour Aug 23, 1942 Battle of Stalingrad Apr 19, 1943 Jewish uprising in Warsaw ghetto Sep 3, 1943 Allied Invasion of Italy Feb 21, 1944 Tojo takes control of Japan Jun 6, 1944 D-day Feb 19, 1945 Battle of Iwo Jima Aug 6, 1945 Hiroshima and Nagasaki