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
Tony Blair and, more controversially, the 2003 invasion of Iraq. Blair has faced criticism for his role in the invasion of Iraq, including calls for having him tried for war crimes and waging a war of aggression; in 2016, the Iraq Inquiry criticised his actions and described the invasion as unjustified and unnecessary. Blair was succeeded as Leader of the Labour Party and as Prime Minister by Gordon Brown in June 2007. On the day that Blair resigned as Prime Minister, he was appointed the official Special Envoy of the Quartet on the Middle East, an office which he held until May