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,
First Secretary of State of their cabinet portfolios when serving as Deputy Prime Minister, and were therefore additionally appointed First Secretary of State. In 1964, Prime Minister Harold Wilson established the alternative usage, appointing a First Secretary of State among the cabinet without appointing a Deputy Prime Minister. The two titles have only existed concurrently with different holders in one government: in David Cameron's coalition ministry of 2010–15, Nick Clegg, the leader of the Liberal Democrats, was appointed Deputy Prime Minister, while former Conservative leader William Hague was appointed First Secretary of State. First Secretary of State First Secretary of State is an honorary