By this time, Harry Truman had become active in politics. Mrs. Truman always traveled with her and shared the public platform with her husband. Harry Truman became a member of the United States Senate in 1934. The Truman couple came to live in Washington, DC. In 1944, Harry Truman became the Vice President of the United States of America. When President Franklin Delano Roosevelt died on April 12, 1945, Harry Truman became the President of the United States. Elizabeth Virginia Wallace Truman became the First Lady.