Who did the United States fight in World War II?

The United States fought Germany, Italy, and Japan in World War II. The United States entered World War II because Japan bombed the U.S. at Pearl Harbor in 1941. Japan was an ally of Germany and Italy. Together they formed the “Axis powers.” The United States and its allies won the war in 1945 against Germany, Italy, and Japan.

Words in bold are English words you may not know. You can learn these words in the Word List.