On June 28, 1919, Truman married Bess Wallace, who he spent hos childhood with. Their only child, Mary Margaret, was born on February 17, 1924. From 1919 to 1922 he ran a men's clothing store in Kansas City with his wartime friend, Eddie Jacobson. The store failed in the postwar recession. Truman narrowly avoided bankruptcy, and through determination and over many years he paid off his share of the store's debts.
Truman was elected in 1922 to be one of three judges of the Jackson County Court. He was defeated for reelection, but won election as presiding judge in the Jackson County Court in
1926. In 1934, Truman was elected to the United States Senate. He had significant roles in the law of the Civil Aeronautics Act of 1938 and the Transportation Act of 1940. After being reelected in 1940, Truman gained national leadership as chairman of the Senate Special Committee to Investigate the National Defense Program. This committee, which came to be called the Truman Committee, had considerable success to ensure that defense contractors delivered to the nation quality goods at fair prices.
Truman was nominated in 1944 to run for Vice President with President Franklin D. Roosevelt. On January 20, 1945, he took the vice-presidential oath, and after President Roosevelt's unexpected death only 82 days later in April, he was sworn in as the nation’s 33 President. During the 1st 2 months he ended the war in Europe. This in returned caused was the against Japan. Truman approved the dropping of two atomic bombs on Japan on August 6 and 9, 1945. Japan surrendered on August 14, and American forces of occupation began to land by the end of the month. This first year of Truman's presidency also saw the founding of the United Nations and the development of an increasingly strained and confrontational relationship with the Soviet Union. Truman's presidency was marked throughout by important foreign policy initiatives. Truman undertook foreign policy and the desire to prevent the expansion of the influence of the Soviet Union .In his domestic policies, Truman sought to accomplish the difficult transition from a war to a peace economy without plunging the nation into recession, and he hoped to extend New Deal social programs to include more government protection and services and to reach more people. He was successful in achieving a healthy peacetime economy, but only a few of his social program proposals became law. The Congress,