Jimmy Hoffa Jimmy Hoffa James Riddle Hoffa (February 14, 1913 – disappeared July 30, 1975) was an American labor union leader who served as the President of the International Brotherhood of Teamsters (IBT) union from 1957 until 1971. He vanished in late July 1975, at age 62. From an early age, Hoffa was a union activist and became an important regional figure with the IBT by his mid-20s. By 1952 he was national vice-president of the IBT, and was its general president between 1957 and 1971. He secured the first national agreement for teamsters' rates in 1964 with the National Master Freight
Trade unions in Angola Trade unions in Angola Before 1975, while under Portuguese rule, Trade unions in Angola existed primarily as "occupational syndicates" - operating welfare services, but banned from collective bargaining and strike action. Independent African trade unions were illegal, however, some underground or exiled unions existed, and were involved in the struggle for Angolan independence. When the Movimento Popular de Libertação de Angola (MPLA) came to power in 1975 the National Union of Angolan Workers (UNTA) became the sole national trade union centre. There is now an independent trade union centre as well, the General Centre of Independent and Free Unions of