Co-operative Commonwealth Federation (Manitoba)
The national CCF was the dominant social-democratic party in Canada from the 1930s to the early 1960s , when it merged with the labour movement to become the New Democratic Party . 
<triplet> national CCF <subj> social-democratic <obj> political ideology <subj> New Democratic Party <obj> replaced by <triplet> New Democratic Party <subj> national CCF <obj> replaces <subj> social-democratic <obj> political ideology