The Invasion of Poland is when Germany retaliates to Great Britain bombing Berlin. Hitler claimed this would create more room living space for German people. The invasion ended as a German-Soviet victory.

The attack on Pearl Harbor was initiated by Japan attacking Hawaii. The Japanese made this a surprise attack to catch the United States off guard. This attack entered the United States into World War II.

This battle was the largest confrontation of World War II. The Soviet Union was attacked by Germany and Germany's allies for control of Stalingrad, a city in Southern Russia. The German army ended up retreating, so the Soviet Union claimed victory here.

This battle was a naval based battle between Japan and the United States. This battle occurred just about half a year after Japan's attack on Pearl Harbor. The United States won this battle against Japan.

This was the biggest sea invasion in history. The plan going into this sea battle was to overthrow Hitler. The allies claimed this victory.

V-E Day stands for Victory in Europe Day. This day signified the end of World War II in Europe.

The first atomic bomb was dropped in Japan by the United States in World War II. As reasoning for using the atomic bomb, the United States claimed it was to prevent further suffering on the American side in the war.

V-J Day stands for Victory over Japan day. It was the day the allies accepted Nazi- Germany's official surrender.