
The Parti social démocratique du Québec (PSD ; English: Social Democratic Party of Quebec ) was the Quebec wing of the Co-operative Commonwealth Federation. It was founded in 1939 as the Fédération du Commonwealth Coopératif and was led by Romuald-Joseph Lamoureux in the 1944 general election, by Thérèse Casgrain from 1951 to 1957 and by Michel Chartrand from 1957 to 1960. The name Parti social...
The New Democratic Party of Quebec (in French: Nouveau Parti démocratique du Québec ) (NPD-Québec or NPDQ) was a social-democratic political party in Quebec, Canada. The party originated from the Parti social démocratique du Québec (Social Democratic Party of Quebec) in 1963. After a split with the federal party over the question of Quebec independence, in 1994 the party renamed itself the Part...