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
Office of the Prime Minister (Canada) Progressive Conservative (Tory) Prime Minister Brian Mulroney similarly had a powerful and active PMO, preferring advice he received from his staff than that which came from civil servants (whom he considered to be Liberal-leaning), or from those in the fractious Tory party. After Jean Chrétien was appointed as prime minister, the PMO continued to be the central organ of the government. Chrétien greatly depended upon the PMO, especially his chief of staff, Jean Pelletier, who ran the office from 1993 to 2001, Percy Downe, who served as his director of appointments from 1998 to 2001 and chief of staff from