Columbia subject headings:
Germany (East)--Military policy.
Internal security--Germany (East)--History.
National security--Germany (East)--History.
Nationaler Verteidigungsrat der DDR--History.
Ulbricht, Walter, 1893-1973.
Harvard subject headings:
Germany (East)--Military policy.
Internal security--Germany (East)--History.
National security--Germany (East)--History.
Nationaler Verteidigungsrat der DDR--History.
Ulbricht, Walter, 1893-1973
Princeton subject headings:
Germany (East)--Military policy.
Germany (East)--Politics and government.
Internal security--Germany (East)--History.
National security--Germany (East)--History.
Nationaler Verteidigungsrat der DDR--History.
Sozialistische Einheitspartei Deutschlands.
Ulbricht, Walter, 1893-1973.