African Americans 2,006 Civil rights 1,845 Race relations 1,783 History 1,741 Civil rights movements 1,278 Political activity 318 African American youth 314 more ... Youth movements 311 Employment 200 Armed Forces 191 Law and legislation 163 Discrimination in employment 160 Museums 114 Education 104 Mathematical models 92 Foreign relations 85 Politics and government 85 Military policy 78 Segregation 71 Lynching 62 Recruiting, enlistment, etc 58 States 58 Medical care 57 Health insurance 55 Discrimination in criminal justice administration 54 Economic aspects 50 Research 50 School integration 48 Housing 47 Humanities 46 less ...