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 …

Jan 7, 2026 · 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 …

Oct 29, 2009 · World War II, the largest and deadliest conflict in human history, involved more than 50 nations and was fought on land, sea and air in nearly every part of the world.

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

Explore the comprehensive timeline of World War II, detailing significant events, battles, and turning points from 1939 to 1945.

May 2, 2025 · World War II started in 1939 when Germany invaded Poland, leading to a global conflict. Key events included the Battle of Britain, Pearl Harbor attack, and D-Day invasion. …

Read everything you need to know about the Second World War, by exploring our WWII archives of in-depth history articles, podcasts, slideshows and more.

Dec 10, 2025 · World War II began when Germany invaded Poland on September 1, 1939. This followed German resentment over the terms of the Treaty of Versailles after World War I and …

Facts, information, and stories about World War II, the global conflict that killed tens of millions between 1939 and 1945.

Explore a detailed World War 2 timeline, covering all major events from the causes of WWII and the Blitzkrieg to D-Day, the Holocaust, the Pacific War, and the final surrender in 1945.