On September 1, 1939, Germany invaded Poland. After heavy shelling and bombing, Warsaw surrendered to the Germans on September 27, 1939. Britain and France, standing by their guarantee of Poland's border, had declared war on Germany on September 3, 1939.
attack on pearl harbor
December 7, 1941
The attack on Pearl Harbor was a surprise, preemptive military strike by the Imperial Japanese Navy Air Service upon the United States against the naval base at Pearl Harbor in Honolulu, Territory of Hawaii, just before 08:00, on Sunday morning, December 7, 1941.
Battle of Stalingrad
1942 - February 2, 1943
Battle of Stalingrad, (July 17, 1942–February 2, 1943), successful Soviet defense of the city of Stalingrad (now Volgograd), Russia, U.S.S.R. , during World War II. It stopped the German advance into the Soviet Union and marked the turning of the tide of war in favour of the Allies
battle of midway
Jun 4, 1942 - Jun 7, 1942
The Battle of Midway was a decisive naval battle in the Pacific Theater of World War II that took place on 4–7 June 1942, six months after Japan's attack on Pearl Harbor and one month after the Battle of the Coral Sea.
June 6, 1944
The Normandy landings were the landing operations on Tuesday, 6 June 1944 of the Allied invasion of Normandy in Operation Overlord during World War II. Codenamed Operation Neptune and often referred to as D-Day, it was the largest seaborne invasion in history.
May 8, 1945
Victory in Europe Day, generally known as VE Day or V-E Day, is a day celebrating the formal acceptance by the Allies of World War II of Nazi Germany's unconditional surrender of its armed forces on 8 May 1945.
August 6, 1945
Atomic bomb. Atomic bomb, also called atom bomb, weapon with great explosive power that results from the sudden release of energy upon the splitting, or fission, of the nuclei of a heavy element such as plutonium or uranium.
vj j day
August 15, 1945
On August 14, 1945, it was announced that Japan had surrendered unconditionally to the Allies, effectively ending World War II. Since then, both August 14 and August 15 have been known as “Victoryover Japan Day,” or simply “V-J Day.”