History 47 Civilization 12 Antiquities 8 Foreign relations 7 Politics and government 6 Territory, National 5 Tombs 5 Description and travel 4 Excavations (Archaeology) 4 International status 4 Discovery and exploration 3 Economic aspects 3 Geology 3 Kings and rulers 3 Mines and mineral resources 3 Social conditions 3 Study and teaching 3 World War, 1939-1945 3 World history 3 Biography 2 Buddhism 2 Errors, inventions, etc 2 Ethnic relations 2 Geography 2 HISTORY 2 HISTORY / Civilization 2 HISTORY / World 2 History, Military 2 Imperialism 2 Indians of North America 2