The Global Dominance of the Cinema".[4] Further short Nazi films about party rallies were made in 1927–1929. The first NSDAP film office was established in 1931, and started producing "documentaries" in a larger scale, e.g., in 1932 "Hitlers Kampf um Deutschland" (Hitler's fight for Germany), "Blutendes Deutschland" (Germany is bleeding), "Das junge Deutschland marschiert" (The German Youth is on the March).[5] Herbert Gerdes directed the following five Nazi propaganda films: Erbkrank (1936), Alles Leben ist Kampf (1937), Was du Ererbt (1938), Schuld oder Schein (1921), and Das Große Geheimnis (1920).[6][7]