Title: The 20th century
Subjects: Modern Civilization, Social history, World history: from c 1900 -, 20th century, History, Civilization, Modern, History - General History, History: World, Modern - 20th Century, History / Modern / 20th Century, World History, World, History, modern, 20th century, Civilization, modern, 20th century, Social history, 20th century, Civilisation, Histoire sociale, HISTORY / World
Time periods: 20th century