Prime Minister of the United Kingdom seats than the opposition in a general election. Since 1722, most Prime Ministers have been members of the Commons; since 1902, all have had a seat there. Like other members, they are elected initially to represent only a constituency. Former Prime Minister Tony Blair, for example, represented Sedgefield in County Durham from 1983 to 2007. He became Prime Minister because in 1994 he was elected Labour Party leader and then led the party to victory in the 1997 general election, winning 418 seats compared to 165 for the Conservatives and gaining a majority in the House of Commons. Neither the
Caernarfon (UK Parliament constituency) in 2010. Known as Carnarvon until 1832, and then as the Carnarvon Boroughs or Carnarvon District of Boroughs from 1832 to 1950 and as Caernarvon from 1950 to 1983, it is named after Caernarfon, the main town within the constituency. Its most famous member was David Lloyd George, who was MP for 55 years. When Lloyd George became prime minister in 1916 it became the first Welsh constituency to be represented by a serving prime minister. Plaid Cymru held the seat continuously from 1974 until its abolition in 2010, longer than they have held any other seat. The constituency names,