The Canrillaise Socialist Party, (Parti Socialiste Canrillaise, PS) was a social-democratic political party in Canrille. The PS is one of the three major contemporary parties in Canrille, along with the right-wing Canrillaise Action and the left-wing Popular Socialist Front. The Socialist Party was formed in 3850 as a splinter group from the latter, led by Jacques Madelin. The party was led by Jacques Madelin until its dussolution in 3857.