Tony Blair Stands Down As Prime Minister

LONDON - JUNE 27: New British Prime Minister, Gordon Brown makes a speech after arriving at number 10 Downing Street on June 27, 2007 in London. Mr Blair came to power in 1997 and in 10 years as Prime Minister won three general elections . Former Chancellor Gordon Brown will be the 52nd Prime Minister to walk through the door at Number 10 Downing Street. (Photo by Bruno Vincent/Getty Images)