WW2 Timeline By Quincy Arnold Period: Jan 9, 1939 to 1940 German Blitzkrieg Period: Jan 9, 1939 to 1940 German Blitzkrieg Period: Jul 12, 1941 to 1941 pearl harbor Period: Jul 12, 1941 to 1941 pearl harbor Period: Jan 20, 1942 to 1942 Wannsee Conference Period: Jun 6, 1944 to 1944 D-Day Period: Jul 22, 1944 to May 5, 1945 Liberation of concentration camps Period: Dec 16, 1944 to 1945 Battle of the bulge Period: Feb 19, 1945 to Mar 26, 1945 Battle of iwo Jima Period: May 8, 1945 to 1945 VE Day Period: Aug 6, 1945 to Aug 9, 1945 dropping of the atomic bombs Period: Aug 15, 1945 to 1945 VJ Day