Jimmy Hoffa IBT would expand as the union itself grew. Hoffa worked to defend the Teamsters unions from raids by other unions, including the CIO, and extended the Teamsters' influence in the Midwestern states, from the late 1930s to the late 1940s. Although he never actually worked as a truck driver, he became president of Local 299 in December 1946. He then rose to lead the combined group of Detroit-area locals shortly afterwards, and advanced to become head of the Michigan Teamsters groups sometime later. During this time, Hoffa obtained a deferment from military service in World War II by successfully making
Jimmy Hoffa a pardon agreement with President Richard Nixon; he was released later that year, though barred from union activities until 1980. Hoffa, hoping to regain support and to return to IBT leadership, unsuccessfully attempted to overturn this order. Hoffa vanished in late July 1975 and was declared legally dead in 1982. Hoffa was born in Brazil, Indiana on February 14, 1913, to Indiana natives John and Viola (née Riddle) Hoffa. His father, who was of Pennsylvania Dutch ancestry, died in 1920 when Hoffa was seven years old. The family moved to Detroit in 1924, where Hoffa was raised and lived the