Brian Mulroney supporting the merger at a time when former PC leaders Joe Clark, Jean Charest and Kim Campbell either opposed it or expressed ambivalence. Military historians Norman Hillmer and J.L. Granatstein ranked Mulroney eighth among Canada's prime ministers in their 1999 book "Prime Ministers: Ranking Canada's Leaders". On March 31, 2009 it was reported by various news outlets that a Conservative official claimed Mulroney was no longer a member of the party. They claimed his membership expired in 2006 and was not renewed. Additionally, Mulroney allegedly "called a senior party official two months ago to ask that his name be pulled
Brian Mulroney him an advantage that eventually proved decisive. Because of health problems shortly after becoming party leader, Mulroney quit smoking in 1983. By the start of 1984, as Mulroney began learning the realities of parliamentary life in the House of Commons, the Tories took a substantial lead in opinion polling. It was almost taken for granted that Trudeau would be heavily defeated by Mulroney in the general election due no later than 1985. Trudeau announced his retirement in February, and the Liberal Party chose John Turner, previously the Minister of Finance under Trudeau in the 1970s, as its new leader. The