Brian Mulroney Liberals had a large majority due to their previous long tenure in power. Led by Allan MacEachen, the Senate took a very assertive role in legislation, forcing the government to compromise on several points despite its considerable House majority. A major undertaking by Mulroney's government was an attempt to resolve the divisive issue of national unity. Quebec was the only province that did not sign the new Canadian constitution negotiated by Prime Minister Pierre Trudeau in 1982, and Mulroney wanted to include Quebec in a new agreement with the rest of Canada. In 1987, he negotiated the Meech Lake Accord
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