World War II, [b] or the Second World War (1 September 1939 – 2 September 1945), was a global conflict between two coalitions: the Allies and the Axis powers. Nearly all of the world's countries …

1 day ago · World War II, conflict that involved virtually every part of the world during the years 1939–45. The war was in many respects a continuation, after an uneasy 20-year hiatus, of the disputes left …

Oct 29, 2009 · On September 1, 1939, Hitler invaded Poland from the west; two days later, France and Britain declared war on Germany, beginning World War II. On September 17, Soviet troops invaded …

May 2, 2025 · 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 …

Learn all about the major events of World War II from 1918 to 1942.

Sep 23, 2024 · The Battle of the Midway was one of the most important battles of WW2. It reestablished American dominance In the Pacific. The Japanese had hoped that victory would remove the …

In 1945, economic competitors to the United States in Europe and Asia were destroyed or heavily damaged. The U.S. economy (particularly the manufacturing sector) flourished during the war and …

Learn more about World War II history through WWII scholarship from The National WWII Museum.

Explore a detailed timeline of World War Two - the causes, events, soldiers and its aftermath. Discover facts about what happened during the most destructive war in history.

Mar 3, 2026 · Coming in May 2026, The HISTORY Channel's World War II with Tom Hanks is a landmark documentary event that reexamines the war through the lens of a new century.