From 1989 to 1998, she represented the riding of Marguerite-Bourgeoys in the National Assembly of Quebec. She was Minister of Communications and Minister of Cultural Affairs. She was vice-chair of the "No" committee in the 1995 Quebec referendum. However, on November 1, 2007, while appearing on the RDI program "Le Club des Ex", she admitted to having voted for the "Yes" side in the 1980 referendum.