Tony Blair opposed the PR system, and many members of the Shadow Cabinet were worried about concessions being made towards the Lib Dems. In the event, vitually every opinion poll since late-1992 put Labour ahead with enough support to form an overall majority. Blair became the Prime Minister of the United Kingdom on 2 May 1997, serving concurrently as First Lord of the Treasury, Minister for the Civil Service and Leader of the Labour Party. Aged 43, Blair became the youngest person to become Prime Minister since Lord Liverpool became Prime Minister aged 42 in 1812. With victories in 1997, 2001, and
Tony Blair Brown (they shared an office at the House of Commons) were both seen as possible candidates for the party leadership. They agreed not to stand against each other, it is said, as part of a supposed Blair–Brown pact. Brown, who considered himself the senior of the two, understood that Blair would give way to him: opinion polls soon indicated, however, that Blair appeared to enjoy greater support among voters. Their relationship in power became so turbulent that (it was reported) the deputy prime minister, John Prescott, often had to act as "marriage guidance counsellor". During the 2010 election campaign Blair