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 visibly angry Mulroney called this "an avowal of failure" and "a confession of non-leadership." The exchange led most papers the next day, with most of them paraphrasing Mulroney's counterattack as "You had an option, sir—you could have said 'no.'" Many observers believe that at this point, Mulroney assured himself of becoming prime minister. On September 4, Mulroney and the Tories won the largest majority government in Canadian history. They took 211 seats, three more than their previous record in 1958. The Liberals won only 40 seats, which, at the time was their worst performance ever and the worst defeat for