"Social Democrat" . . . . . . . . . . "social democrats" . . . . . . . . . . . . . . . . "1890-12-12" . "1948-06-12" . "1989" . . . . . "1956" . . "Hungarian Social Democrats" . . . "Social Democratic" . "SZDP" . . . . . "Hungarian Social Democratic Party" . "1890" . . "Social Democrats" . . . . . "Social Democratic Party of Hungary" . . "communist party" . "MSZDP" . . . "Social Democratic Party" . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . "1948" . "Social Democratic Party's" . . . . . "the Social Democratic Party" . "1989-01-09" . "Red" . . "1956" . "Social Democratic Party of Hungary" . . . .