Tony Blair general election defeats) the Labour Party had to demonstrate that it had made a decisive break from its left-wing past, in order to win an election again. In May 1997, the Labour Party won a landslide general election victory, the largest in its history. Blair, at 43 years of age, became the youngest Prime Minister since 1812. In September 1997, Blair attained early personal popularity, receiving a 93% public approval rating, after his public response to the death of Diana, Princess of Wales. The Labour Party went on to win two more general elections under his leadership: in 2001, in
Prime Minister of the United Kingdom decision-making. Former ministers such as Clare Short and Chris Smith have criticised the lack of decision-making power in Cabinet. When she resigned, Short denounced "the centralisation of power into the hands of the Prime Minister and an increasingly small number of advisers". Graham Allen (a Government Whip during Tony Blair's first government) made the case in "The Last Prime Minister: Being Honest About the UK Presidency" (2003) that in fact the office of prime minister has presidential powers. However, the presidentialisation thesis has been extensively criticised as well. Keith Dowding, for example, argues that British Prime Ministers are already more