Premiership of Tony Blair elected Labour leader as the only successfully nominated candidate with 313 nominations compared to John McDonnell's 29 at close of nominations on 17 May 2007, the result being declared formally and coming into effect on 24 June 2007 with Tony Blair resigning as Prime Minister on 27 June 2007 and Gordon Brown being asked to form a government by The Queen later that day. Blair stepped down as an MP immediately triggering a by-election in Sedgefield. He has declined the traditional seat in the House of Lords offered to former Prime Ministers, commenting that it is, "not my scene" Tony
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