World War II: U.S. President Franklin D. Roosevelt proclaims an "unlimited national emergency".

Franklin D. Roosevelt

President of the United States from 1933 to 1945

Franklin Delano Roosevelt, also known as FDR, was the 32nd president of the United States from 1933 until his death in 1945. He is the longest-serving U.S. president, and the only one to have served more than two terms. His first two terms were centered on combating the Great…