SZT2991562: Berlin State Opera Unter den Linden, 1925 (b/w photo) / Bridgeman Images

SZT2991572: Promotional poster for holiday, 1939 / Bridgeman Images

SZT2991575: Adler Trumpf Junior (b/w photo) / Bridgeman Images

SZT2976662: Adolf Hitler amidst an enthusiastic crowd, 1934 (b/w photo) / Bridgeman Images

SZT2976683: Adolf Hitler and Hans von Seeckt, 1936 (b/w photo) / Bridgeman Images

SZT2976686: Adolf Hitler greets Werner von Blomberg, 1934 (b/w photo) / Bridgeman Images

SZT2976692: Adolf Hitler greets Werner von Blomberg, 1936 (b/w photo) / Bridgeman Images

SZT2976698: Adolf Hitler greets young officers, 1939 (b/w photo) / Bridgeman Images

SZT2976812: Hedi and Margot Hoepfner in the Arthur Maria Rabenalt movie 'Fronttheater', 1942 (b/w photo) / Bridgeman Images

SZT2976822: Kurt Hoffmann during the filming of Bachelors' Paradise, 1939 (b/w photo) / Bridgeman Images

SZT2976834: Brigitte Horney, 1939 (b/w photo) / Bridgeman Images

SZT2976888: Brigitte Horney, 1938 (b/w photo) / Bridgeman Images

SZT2976891: Brigitte Horney in the film Savoy Hotel 217, 1936 (b/w photo) / Bridgeman Images

SZT2976906: Portrait of Hans Hotter, 1930s (b/w photo) / Bridgeman Images

SZT2976937: Poincare, Joffre and Crown Prince Alexander I, 1916 (b/w photo) / Bridgeman Images

SZT2976944: Osa Johnson with monkeys, 1937 (b/w photo) / Bridgeman Images

SZT2985813: Production of bandage dressing, 1914 (b/w photo) / Bridgeman Images

SZT2985831: Men at a paramilitary training, 1914 (b/w photo) / Bridgeman Images

SZT2985855: German soldiers with children, 1915 (b/w photo) / Bridgeman Images

SZT2985870: Bomb damage on the Parisian metro, 1916 (b/w photo) / Bridgeman Images

SZT2985876: Exhibition of war loot, 1914 (b/w photo) / Bridgeman Images

SZT2985888: American troops on the way to the front, 1917 (b/w photo) / Bridgeman Images

SZT2985900: English troops at the Western Front (b/w photo) / Bridgeman Images

SZT2985915: Spectators at a baseball game in an internment camp, 1915 (b/w photo) / Bridgeman Images

SZT2985918: English prisoners of war transport wounded (b/w photo) / Bridgeman Images

SZT2985939: Italian prisoners of war play boccia, 1918 (b/w photo) / Bridgeman Images

SZT2985948: A captured German soldier, 1916 (b/w photo) / Bridgeman Images

SZT2985981: British tank Mark IV in Langemark - Poelkappelle after the First World War (b/w photo) / Bridgeman Images

SZT2986058: Field Marshal Radomir Putnik (b/w photo) / Bridgeman Images

SZT2986073: French troops march past resting British soldiers, 1915 (b/w photo) / Bridgeman Images

SZT2991596: Horch car of the Auto Union, 1932 (b/w photo) / Bridgeman Images

SZT2991704: Heinrich Bruening, Pierre Laval and Aristide Briand during a state visit to Berlin, 1931 (b/w photo) / Bridgeman Images

SZT2991710: Aristide Briand during a speech before the League of Nations, 1926 (b/w photo) / Bridgeman Images

SZT2991740: Aristide Briand (b/w photo) / Bridgeman Images

SZT2991779: Aristide Briand in court, 1913 (b/w photo) / Bridgeman Images

SZT2991819: Thomas Alva Edison speaks into a microphone, 1927 (b/w photo) / Bridgeman Images