Brian Mulroney in office). By this time, his approval ratings had dipped into the teens, and were at 11% in a 1992 Gallup poll, making him one of the most unpopular prime ministers since opinion polling began in Canada in the 1940s. There was a consensus that Mulroney would be heavily defeated by Jean Chrétien and the Liberals if he led the Tories into the next election—ironically, the same situation that led to Trudeau's departure from the scene nine years earlier. He announced his retirement from politics in February and was replaced as Prime Minister by Defence Minister Kim Campbell in June.
Brian Mulroney on Diefenbaker's leadership. Diefenbaker had reached his 70th birthday in 1965. Mulroney joined with most of his generation in supporting Camp and opposing Diefenbaker, but due to his past friendship with Diefenbaker, he attempted to stay out of the spotlight. With Camp's narrow victory, Diefenbaker called for a 1967 leadership convention in Toronto. Mulroney joined with Joe Clark and others in supporting former Justice minister E. Davie Fulton. Once Fulton dropped off the ballot, Mulroney helped in swinging most of his organization over to Robert Stanfield, who won. Mulroney, then 28, would soon become a chief adviser to the new