Progressive Party (Iceland). It participated in 5 coalition governments from 1956 to 1991, beginning in Hermann Jónasson's last government 1956-1958, then in both of Ólafur Jóhannesson's governments 1in 1971-1974 and in 1978-1979, then in Gunnar Thoroddsen's only government 1980-1983 and finally in Steingrímur Hermannsson's latter government in 1988-1991. The youth league of the People's Alliance was known as ÆFAB. Election results Chairpersons Sources Hannes H. Gissurarson: Communism in Iceland, 1918–1998 Social Science Research Institute at the University of Iceland, Reykjavik 2021. References Defunct political parties in Iceland Social democratic parties Socialist parties in Iceland 1956 establishments in Iceland Political parties disestablished in 1998 Political parties established in 1956 Social Democratic Alliance 1998 disestablishments in Iceland