Leader of the Government in the House of Commons (Canada) position of Government House Leader was formally recognized. In 1968, Prime Minister Pierre Trudeau designated the Government House Leader as President of the Queen's Privy Council for Canada. Under Prime Minister Brian Mulroney, the roles of Government House Leader and President of the Privy Council were separated in 1989. Under Mulroney and his successors, the position of House Leader would often be held by someone who was named a Minister of State without any portfolio responsibilities specified. Since 2003, this Minister of State status has been obscured in all but the most official circumstances by the use of a "Leader
Caroline Mulroney after Bouchard defected from her father's party to the Bloc Québécois. In 1990, she helped canvass for Ontario PC candidate Alex Burney in the 1990 Ontario election. Mulroney came to prominence in 1991, during her father's tenure as prime minister, when "Frank" magazine ran a satirical advertisement for a contest inviting young Tories to "Deflower Caroline Mulroney". Mulroney's father was incensed and threatened physical harm toward those responsible before joining several women's groups in denouncing the ad as an incitement to rape. Mulroney supported her father during the Oliphant hearings where he admitted to taking $225,000 in cash from Karlheinz