World War II: Summary, Combatants Facts | HISTORY 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: Causes and Timeline - HISTORY 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 Italy)
World War II Battles: Timeline - HISTORY 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
How Did World War II End? - HISTORY How Did World War II End? Explore five defining events that led to the conclusion of World War II on September 2, 1945
How Superman Mobilized the WWII Home Front - HISTORY When Superman first leapt onto comic book pages in the late 1930s, he was more than a fantasy of strength and speed—he was a new kind of hero for a world hurtling toward World War II
Italian Campaign - WWII, Timeline Outcome - HISTORY 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