The foreign policy of the United States was controlled personally by Franklin D. Roosevelt during his first and second and third and fourth terms as the president of the United States from 1933 to 1945. He depended heavily on Henry Morgenthau Jr., Sumner Welles, and Harry Hopkins. Meanwhile, Secretary of State Cordell Hull handled routine matters; the president ignored Hull on most major issues. Roosevelt was an internationalist, while powerful members of Congress favored more isolationist solutions in order to keep the U.S. out of European wars. There was considerable tension before the Attack on Pearl Harbor in December 1941 converted the isolationists or made them irrelevant. The US began aid to the Soviet Union after Germany invaded it in June 1941. After the US declared war in Decembe