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 …

2 days ago · 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, …

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. The war ended in …

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.

World War II, also called the Second World War, was a global conflict during the years 1939–1945. The principal combatants were the Axis powers—Germany, Italy, and Japan—and the Allies—France, …

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

World War II Major Events Timeline Discover the pivotal events between 1918 and 1942 that shaped the first half of World War II.

More than fifty nations in the world were fighting, with more than 100 million soldiers deployed. Countries like America and Britain were part of the Allied powers. Japan and Germany were part of the Axis …

Sep 2, 2025 · View CNN’s Fast Facts to learn more about World War II, which lasted from 1939 to 1945.

World War II (1939–1945) was the deadliest, most costly, most widespread war in human history. The war saw the decline of the European colonial powers that had dominated global politics for the …