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 influence. In 1975, Hoffa was working on an autobiography titled "Hoffa: The Real Story", which was published a few months after his disappearance. He had earlier published a book titled "The Trials of Jimmy Hoffa" (1970). Hoffa disappeared on July 30, 1975, from the parking lot of Red Fox restaurant in Bloomfield Township, a suburb of Detroit. He had told others he was going there to meet with two Mafia leaders: Anthony Giacalone and Anthony Provenzano. Provenzano was also a Teamster leader in New Jersey and had earlier been close to Hoffa. Provenzano was a national vice-president with IBT from