Political and social views Influence 3 Missionaries, Medical 3 Musicians 3 Theologians 3 Civilization 2 Civilization, Modern 2 more ... Correspondence 2 Influence (Literary, artistic, etc.) 2 Moral and ethical aspects 2 Nuclear warfare 2 Philosophy 2 Philosophy, Modern 2 Racism 2 Social conditions 2 African Americans 1 African Americans [MESH] 1 Art 1 Art [MESH] 1 Artistes 1 Artists 1 Aspect social 1 Black people 1 Blacks 1 Communication [MESH] 1 Congresses 1 Congrès 1 Culture [MESH] 1 East and West 1 Foreign relations 1 less ...