What side was FDR on world war. 2?

Franklin D. Roosevelt (FDR) was on the side of the Allies during World War II. He served as the President of the United States from 1933 to 1945 and played a crucial role in supporting Allied nations like the United Kingdom, the Soviet Union, and China against the Axis powers, which included Germany, Italy, and Japan. FDR's leadership was instrumental in mobilizing American resources and troops for the war effort after the attack on Pearl Harbor in December 1941.