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
Prime minister-designate Australia, notes that "it is usually possible for the Prime Minister-elect to claim victory on the night of the election". The media sometimes prematurely refers to someone as a Prime Minister-designate where the broader term of Prime Minister-in-waiting would be more suitable. In the United Kingdom during the 2007 Labour Party Leadership Election, Gordon Brown was referred to as the Prime Minister-designate even before the Leadership elections had confirmed him in that position. The title "Premier-designate" often has the same meaning in governments that use the title "Premier" to describe a role equivalent to a Prime Minister. In Israel between