There have been numerous assassinations and assassination attempts throughout American history. Many of these attempts specifically target political leaders such as presidents, governors, military leaders, and other types of political leaders. It often happens that a political leader goes missing and many theories arise to try to explain what happened and why. Such a case would be that of the famous president of the Teamsters union, Jimmy Hoffa. There are a multitude of theories surrounding his disappearance, but the most credible is the third. James Riddle Hoffa was born in 1913, in the town of Brazil, Indiana. While working as a warehouse worker in 1932, he organized a union, which eventually became part of the Teamsters Union. He was very popular with the Teamsters and in 1952 he became vice president and in 1957 president of the Teamsters union. That same year, the Teamsters union was deregistered from the American Federation of Labor after evidence of corruption came to light. After that, Hoffa had to create an oversight board that oversaw his presidency. Although many people outside the union wanted to get rid of Hoffa, he was re-elected president in 1961. In 1964, Hoffa was charged with jury tampering. He was convicted and sentenced to 8 years in prison, but Hoffa did not want to give up his role as president of the Teamsters. Once he announced he would resign his presidency, his sentence was commuted by President Nixon in 1971 and he was banned from participating in union activities until 1981. But that didn't stop Hoffa; he was determined to regain his presidency with the Teamsters. On July 30, 1975, Hoffa left his house to go to a meeting with New Jersey Teamsters leaders: "T...... middle of paper...... Hoffa is honestly an enigma. Works Cited Aron, Paul. “Who Killed Jimmy Hoffa?” More unsolved mysteries from American history. Hoboken: Wiley, 2004. 192-98. Questia School. Internet. April 28, 2014. .Fuller, Charlie. “The Disappearance of Jimmy Hoffa.” Major unsolved crimes. Np: Mason Crest, 2003. 9-14. Questia School. Internet. April 28, 2014. .Sammon, Bill. “He never doubted that his father was killed: Jimmy Hoffa was not the type to disappear.” The Washington Times nd: n. page. Questia School. Internet. April 29. 2014. .