Scottish Labour Party (1976) MP for South Ayrshire, John Robertson, then MP for Paisley and Alex Neil, the UK Labour Party's senior Scottish researcher. The split came just before the resignation of Harold Wilson as prime minister and party leader and the election of James Callaghan as his successor. By 1979 the Scottish Labour Party had lost its seats in the House of Commons, and in 1981 it was formally disbanded. Almost immediately the SLP became the focus for entryism from the International Marxist Group (IMG), and at the party's first congress in October 1976 the IMG was expelled, along with a number of
Leader of the Labour Party (UK) and 2005, and Harold Wilson, who won three general elections out of five contested, in 1964, 1966 and October 1974. Unlike other British political party leaders, the Labour Leader does not have the power to dismiss or appoint their Deputy. Both the Leader and Deputy Leader are elected by an Alternative Vote system. From 1980 to 2014 an electoral college was used, with a third of the votes allocated to the Party's MPs and MEPs, a third to individual members of the Labour Party, and a third to individual members of all affiliated organisations, including socialist societies and trade unions.