When Japan attacked the U.S. Naval base at Pearl Harbor, Hawaii, on December 7, 1941, the United States found itself in the war it had sought to avoid for more than two years. Mobilizing the economy for world war finally cured the depression. Millions of men and women joined the armed forces, and even larger numbers went to work in well-paying defense jobs. World War Two affected the world and the United States profoundly; it continues to influence us even today.