History 276 Politics and government 68 Claims 53 African Americans 48 Bills, Private 48 General 47 Religious aspects 42 History and criticism 39 Governmental investigations 34 Presidents 34 Law and legislation 32 HISTORY 31 Social conditions 31 Christianity 30 Law 26 Exhibitions 24 Social aspects 24 Travel 23 Court records 22 Harbors 22 Periodicals 22 Race relations 22 Description and travel 21 Economic conditions 21 Indians of North America 21 Indigenous peoples 21 SOCIAL SCIENCE 21 Philosophy 20 Art 19 Military discipline 19