Sedgefield (UK Parliament constituency) the Member of Parliament was Tony Blair; who led a successful campaign for his party to win the 1997 general election in a landslide and thereafter served for ten years as the Prime Minister, leading the campaigns at two subsequent general elections. Blair was the first Prime Minister to lead the Labour Party to three consecutive victories. He resigned as the Member of Parliament for Sedgefield on the same day as he resigned as Prime Minister, which triggered a by-election. At the by-election on 19 July 2007, the official Labour Party candidate Phil Wilson was elected on a reduced majority
Premiership of Tony Blair principle of separation of powers. In this context, Blair had four defeats in the Parliament, including an amendment that would have allowed the conditional detention of terrorism suspects. Political commentators have also pointed to the constant tussle between the Chancellor Gordon Brown and Tony Blair as evidence that the Prime Minister was not all too powerful. This, according to them, demonstrates that the Cabinet was still an effective arena for political dialogue. Gordon Brown served as Chancellor of the Exchequer of the United Kingdom from the Labour Party's 1997 general election victory on 2 May 1997 to 27 June 2007,