SZT3018348: German troops move into Schleswig, 1920 (b/w photo) / Bridgeman Images

SZT3018352: Altitude record of a Junkers F.13, 1919 (b/w photo) / Bridgeman Images

SZT3018354: Robert Chalmers in the port of Dhanuskodi, Tamil Nadu, 1914 (b/w photo) / Bridgeman Images

SZT3018358: American pilots with a Junkers D.1000 in Berlin, 1928 (b/w photo) / Bridgeman Images

SZT3018372: German soldiers during fights in Yugoslavia, 1941 (b/w photo) / Bridgeman Images

SZT3018381: German tank in Yugoslavia, 1941 (b/w photo) / Bridgeman Images

SZT3018172: Bing Crosby, Joan Crawford and Franchot Tone, 1936 (b/w photo) / Bridgeman Images

SZT3018173: Edward Arnold, Joan Crawford, Clarence Brown and Franchot Tone, 1934 (b/w photo) / Bridgeman Images

SZT3018180: Franklin Delano Roosevelt at an election campaign event in Butte, 1932 (b/w photo) / Bridgeman Images

SZT3018187: Lee Tracy and Evalyn Knapp during the shooting of 'Night Mayor', 1932 (b/w photo) / Bridgeman Images

SZT3018190: Shelter to protect against bomb attacks, 1940 (b/w photo) / Bridgeman Images

SZT3018201: The station nameboard 'Babelsberg Ufastadt' is installed, 1938 (b/w photo) / Bridgeman Images

SZT3018204: Franklin Delano Roosevelt grilling sausages, 1935 (b/w photo) / Bridgeman Images

SZT3018205: Franklin Delano Roosevelt and John Garner, 1932 (b/w photo) / Bridgeman Images

SZT3018222: Joan Crawford in 'Rain', 1932 (b/w photo) / Bridgeman Images

SZT3018227: May Day demonstration of the Communists in Philadelphia, 1933 (b/w photo) / Bridgeman Images

SZT3018228: Demonstration of war veterans in front of the Capitol in Washington, 1932 (b/w photo) / Bridgeman Images

SZT3018230: Opening of the Pan-American Trade Conference in Washington, 1931 (b/w photo) / Bridgeman Images

SZT3018237: Demonstration of the Communist Party in Philadelphia, 1935 (b/w photo) / Bridgeman Images

SZT3018241: Demonstration of war veterans in New York, 1935 (b/w photo) / Bridgeman Images

SZT3018244: Ivan Mozzhukhin, Dita Parlo and Brigitte Helm in 'Manolescu - The Prince of Adventures', 1929 (b/w photo) / Bridgeman Images

SZT3018252: Police employment during a demonstration of the unemployed in New York, 1936 (b/w photo) / Bridgeman Images

SZT3018254: Ragpicker, 1931 (b/w photo) / Bridgeman Images

SZT3018274: Rozdrazew, 1935 (b/w photo) / Bridgeman Images

SZT3017266: Stone statue of Teotihuacan from the Maya era (b/w photo) / Bridgeman Images

SZT3017281: Franz Lederer and Brigitte Helm in 'Die wunderbare Luege der Nina Petrowna', 1929 (b/w photo) / Bridgeman Images

SZT3017282: August Scherl (b/w photo) / Bridgeman Images

SZT3017289: Brigitte Helm in 'Die wunderbare Luege der Nina Petrowna', 1929 (b/w photo) / Bridgeman Images

SZT3017301: Axel von Ambesser in 'Der Tanz mit dem Kaiser', 1941 (b/w photo) / Bridgeman Images

SZT3017305: Rudolf Minger, 1934 (b/w photo) / Bridgeman Images

SZT3017319: Joseph Goebbels, 1935 (b/w photo) / Bridgeman Images

SZT3017324: Joseph Goebbels with Carl Froelich (b/w photo) / Bridgeman Images

SZT3017554: Opening of the German pavilion at the World Exhibition in Paris, 1937 (b/w photo) / Bridgeman Images

SZT3017558: Grounds of the World Exhibition in the Bay of San Francisco, 1938 (b/w photo) / Bridgeman Images

SZT3017564: Aerial view of the grounds in the World Exhibition in New York, 1938 (b/w photo) / Bridgeman Images

SZT3017565: Site of the World Exhibition in New York, 1939 (b/w photo) / Bridgeman Images