Influence 13 World War, 1914-1918 13 History 7 War and society 3 Causes 2 Civilization, Modern 2 Nineteen seventeen, A.D 2 Politics and government 2 Social aspects 2 African American soldiers 1 African Americans 1 Artists 1 Arts 1 Authors 1 Balance of power 1 Battlefields 1 Blacks 1 Campaigns 1 Civil rights 1 Civilization 1 Collective memory 1 Diplomatic history 1 Domestic fiction 1 Economic aspects 1 Economic history 1 Ethnic conflict 1 Ethnic relations 1 Foreign relations 1 Grandfathers 1 Grandsons 1 History and criticism 1 History, Modern 1 Horror films 1 Horror in art 1 Horror in literature 1 Intellectual life 1 Intellectuals 1 International relations 1 Liberalism 1 Life change events 1 Participation, African American 1 Philosophy 1 Political and social views 1 Political violence 1 Psychic trauma 1 Race identity 1 Relations 1 Social change 1 Social conditions 1 Social life and customs 1 more ...