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 was fought from 1939 to 1945. Learn more about World War II combatants, battles and generals, and what c...

May 5, 2021 · With Adolf Hitler leading a German invasion of Poland in 1939, World War II was launched, a deadly global conflict waged across Europe and the Pacific until 1945.

Aug 11, 2020 · World War II ended six years and one day after Germany’s invasion of Poland on September 1, 1939, sparked the 20th century’s second global conflict.

Oct 23, 2012 · The largest invasion of American soil during World War II came in the form of eight Nazi saboteurs sent to the United States on a doomed mission known as Operation Pastorius.

Jul 8, 2025 · In September 1939, both Great Britain and France would declare war on Germany, marking the official start of World War II.

Nov 18, 2009 · In the final push to defeat the Axis powers of Italy and Germany during World War II (1939-45), the U.S. and Great Britain, the leading Allied powers, planned to invade Italy.

Feb 9, 2010 · Japan formally surrenders to the Allies aboard the USS Missouri, bringing an end to World War II.

Sep 1, 2014 · How Germany’s Invasion of Poland Kicked Off WWII The Nazi offensive began with a bang—many of them—and led to a global conflict that would span six years.

Nov 18, 2009 · On August 6, 1945, during World War II (1939-45), an American B-29 bomber dropped the world’s first deployed atomic bomb over the Japanese city of Hiroshima.