Prime Minister of the United Kingdom century as a convention of the constitution, the position of Leader of the Opposition was given statutory recognition in 1937 by the Ministers of the Crown Act. British Prime Ministers have never been elected directly by the public. A Prime Minister need not be a party leader; David Lloyd George was not a party leader during his service as prime Minister during World War I, and neither was Ramsay MacDonald from 1931 to 1935. Prime Ministers have taken office because they were members of either the Commons or Lords, and either inherited a majority in the Commons or won more
Government of the United Kingdom of supply (by voting through the government's budgets) and to pass primary legislation. By convention, if a government loses the confidence of the House of Commons it must either resign or a General Election is held. The support of the Lords, while useful to the government in getting its legislation passed without delay, is not vital. A government is not required to resign even if it loses the confidence of the Lords and is defeated in key votes in that House. The House of Commons is thus the Responsible house. The prime minister is held to account during Prime Minister's