Key Milestones of World War II

A visual journey through the defining moments of the 20th century's greatest conflict, featuring historical public domain imagery.

September 1, 1939
Invasion of Poland

Germany invades Poland, marking the beginning of World War II and the introduction of Blitzkrieg tactics to the world.

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May - June 1940
Battle of France
German tanks in France

Germany conquers France and the Low Countries, leading to the dramatic evacuation at Dunkirk and the fall of Paris.

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July - October 1940
Battle of Britain
Heinkel He 111 during the Battle of Britain

The first major military campaign fought entirely by air forces, as the RAF defended the UK against large-scale attacks by the Luftwaffe.

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June 22, 1941
Operation Barbarossa
German Panzer III in Russia

The Axis invasion of the Soviet Union, opening the Eastern Front, the largest theater of war in history.

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December 7, 1941
Attack on Pearl Harbor
Pearl Harbor attack

A surprise Japanese air raid on the US Pacific Fleet in Hawaii, which brought the United States into the global conflict.

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Aug 1942 - Feb 1943
Battle of Stalingrad
Stalingrad center 1942

A major turning point on the Eastern Front, where Soviet forces defeated the German Sixth Army in one of the bloodiest battles in history.

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June 6, 1944
D-Day
D-Day landings

The Allied invasion of Normandy, the largest seaborne invasion in history, beginning the liberation of Western Europe from Nazi control.

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May 8, 1945
German Surrender
Keitel signing surrender

Germany signs an unconditional surrender, marking V-E Day and the end of the conflict in the European theater.

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August 1945
Atomic Bombings of Japan
Nagasaki mushroom cloud

The US drops atomic bombs on Hiroshima and Nagasaki, leading to Japan's surrender and the final end of World War II.

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