Jimmy Hoffa a result of Hoffa's work with other union leaders to consolidate local union trucker groups into regional sections, and then into a national body — work that Hoffa ultimately completed over a period of two decades — membership grew to 170,000 members by 1936. Three years later, there were 420,000. The number grew steadily during World War II and through the post-war boom to top a million members by 1951. The Teamsters organized truck drivers and warehousemen, first throughout the Midwest, then nationwide. Hoffa played a major role in the union's skillful use of "quickie strikes", secondary boycotts, and other
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