History 27 Civilization 7 Social history 3 World history 3 Commerce 2 Cultural pluralism 2 Democracy 2 more ... Families 2 Foreign influences 2 Fossil hominids 2 Genocide 2 History, Modern 2 Human evolution 2 Islam 2 Relations 2 Social change 2 Trade routes 2 Africa, Northwest -- Civilization 1 Africa, Northwest -- Commerce -- History 1 Africa, Northwest -- History 1 Atlantic Ocean Region -- Civilization 1 Atlantic Ocean Region -- History -- 16th century 1 Atlantic Ocean Region -- History -- 17th century 1 Atlantic Ocean Region -- History -- 18th century 1 Atlantic Ocean Region -- History -- To 1500 1 Balkan Peninsula-History 1 China - Civilization 1 China - Civilization - Foreign influences 1 China - History 1 Cities and towns 1 less ...