The Liberal Party of Quebec (Parti libéral du Québec) is a political party in the province of Quebec, Canada. Founded in 1867, it is one of the oldest political parties in the province and traditionally supports federalism, advocating for Quebec's integration within Canada while promoting individual rights and economic development. The party's platform emphasizes social liberalism, economic growth, and public services. It has been a significant player in Quebec politics, often alternating in power with the Parti Québécois, which advocates for Quebec sovereignty. The party's leadership has included notable figures such as Jean Charest and Philippe Couillard.