World War II is generally considered to have begun on 1 September 1939, when Nazi Germany, under Adolf Hitler, invaded Poland, after which the United Kingdom and France declared war on Germany. Poland was divided between Germany and the Soviet Union under the Molotov–Ribbentrop Pact.

4 天之前 · World War II, conflict that involved virtually every part of the world during the years 1939–45. The principal belligerents were the Axis powers — Germany, Italy, and Japan —and the Allies— France, Great Britain, the United States, the Soviet Union, and, to a lesser extent, China.

Sparked by the 1939 Nazi invasion of Poland, World War II pitted the Allied forces (led by the United States, Great Britain and the U.S.S.R.) against the Axis powers (Nazi Germany, Japan and...

World War II, or Second World War, (1939–45) International conflict principally between the Axis powers—Germany, Italy, and Japan—and the Allied powers—France, Britain, the U.S., the Soviet Union, and China.

4 天之前 · World War II was a conflict that involved virtually every part of the world during 1939–45. The main combatants were the Axis powers (Germany, Italy, and Japan) and the Allies (France, Great Britain, the United States, the Soviet Union, and China).

Discover the pivotal events between 1918 and 1942 that shaped the first half of World War II. This timeline traces that path from the bitter conclusion of the First World War through the...

2024年5月25日 · World War II (WWII) was a long and bloody war that lasted about six years. Officially beginning on September 1, 1939, when Germany invaded Poland, World War II lasted until both the Germans and the Japanese surrendered to the Allies in 1945.