Harold Wilson Harold Wilson James Harold Wilson, Baron Wilson of Rievaulx, (11 March 1916– 24 May 1995) was a British Labour politician who served as Prime Minister of the United Kingdom from 1964 to 1970 and 1974 to 1976. Entering Parliament in 1945, Wilson was appointed a parliamentary secretary in the Attlee ministry and rose quickly through the ministerial ranks; he became Secretary for Overseas Trade in 1947 and was elevated to Cabinet shortly thereafter as President of the Board of Trade. In opposition to the next Conservative government, he served as Shadow Chancellor (19551961) and Shadow Foreign Secretary (19611963). Hugh Gaitskell,
Acting prime minister is on vacation, or is in ill health. In the early 20th century, when travel by ship was still the norm, it was not uncommon for there to be an acting Prime Minister for months on end. The deputy Prime Minister is usually designated as the acting Prime Minister, although another senior member of the government may fill the role if both the Prime Minister and deputy Prime Minister are unavailable. An acting Prime Minister is required quite frequently – for instance, between 3 December 2007 and 23 February 2009 (during Kevin Rudd's first term), Julia Gillard acted as Prime