National Front of Democratic Germany
Founded in 1950, the National Front of the German Democratic Republic (Nationale Front der Deutschen Demokratischen Republik) was an alliance of political parties in East Germany (DDR). The group of parties was controlled by the SED or, Socialist Unity Party of Germany (Sozialistische Einheitspartei Deutschlands), the ruling political party of the East German parliament.
Williamson, D. G. (2001). Germany from defeat to partition, 1945-1963. Harlow: Longman. (History of National Front DDR)
Swain, G.,Swain, N. (1998). Eastern Europe since 1945. Basingstoke: Macmillan. (History of National Front DDR)
britannica.com (History of East Germany)