Quebec and the constitution: A timeline of dead ends

Quebec Premier Philippe Couillard wants to reopen the constitutional debate. Here’s a timeline of previous attempts.
1976
Parti Québécois wins provincial election under René Lévesque on promise to hold a referendum on “sovereignty-association” arrangement with Canada.
1979
Pierre Trudeau is defeated in election for which he campaigned on constitutional reform.
1980
February: Trudeau re-elected in campaign that barely mentions constitutional reform.
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