History 3 Awards 1 Causes 1 Civilization 1 Ethnic conflict 1 Ethnic relations 1 Influence 1 Mais ... Political aspects 1 Political violence 1 Politics and government 1 Relations 1 Social aspects 1 Social conditions 1 War and society 1 World War, 1914-1918 1 World War, 1939-1945 1 menos ...