Title: The twentieth century
Description: World War I (1) - Russia and the Soviet Union 1900-1941 - Fall of the Tsar - Russia under Stalin - Weimar Germany - The Nazi state - USA 1914-1941 - Britain 1906-1951 - International relations, 1919-1939 - World War II (2) - The Cold War.
Subjects: History, Foreign relations, Modern History, Diplomatic relations, World history
Places: Great Britain
Time periods: 20th century