A British Conservative politician who served three periods as what, that had  a substantially increased majority of 60 for the Conservative government against the Labour Party?
United Kingdom general election, 1955 The 1955 United Kingdom general election was held on 26 May 1955, four years after the previous general election. It resulted in a substantially increased majority of 60 for the Conservative government under new leader and prime minister Sir Anthony Eden against the Labour Party, then in their twentieth year of leadership by Clement Attlee.
Henry John Temple, 3rd Viscount Palmerston Henry John Temple, 3rd Viscount Palmerston, (20 October 1784 – 18 October 1865), was a British statesman who served twice as Prime Minister in the mid-19th century. For most of 1830 to 1865 he dominated British foreign policy when Britain was at the height of its power. Popularly nicknamed "Pam" and "The Mongoose", he was in government office almost continuously from 1807 until his death in 1865, beginning his parliamentary career as a Tory, switching to the Whigs in 1830, and concluding it as the first Prime Minister of the newly formed Liberal Party from 1859.