World History Timeline

Related events

August 23, 1939★★★★★

Molotov–Ribbentrop Pact

Nazi Germany and the Soviet Union sign a non-aggression pact with a secret protocol dividing Eastern Europe into spheres of influence.

Treaty· Germany, Russia, Poland, Estonia, Latvia, Lithuania, Finland
September 1, 1939 – September 2, 1945★★★★★

World War II

Germany invades Poland, starting the deadliest conflict in human history, which ends with Japan's formal surrender on 2 September 1945.

War· Germany, Poland, United Kingdom, France, Russia, United States, Japan, China
September 22, 1940 – September 26, 1940★★★★★

Japanese invasion of French Indochina

Japanese forces attack Lạng Sơn and land near Haiphong, compelling the French administration to accept Japanese bases in Tonkin.

War· Vietnam, Japan, France
July 7, 1937★★★★★

Marco Polo Bridge Incident

A clash between Japanese and Chinese troops near Beijing begins the full-scale Second Sino-Japanese War (1937–1945).

War· China, Japan
December 13, 1937 – 1938★★★★★

Nanjing Massacre

After capturing Nanjing, the Imperial Japanese Army kills large numbers of Chinese prisoners and civilians over several weeks.

War· China, Japan
June 22, 1941★★★★★

Operation Barbarossa: Germany invades the Soviet Union

Nazi Germany and its allies launch a massive invasion of the Soviet Union, opening the Eastern Front, the largest theatre of the Second World War.

War· Germany, Russia, Ukraine, Belarus, Lithuania, Latvia, Estonia