Republican 256 Politics and government 125 Campaign literature 82 History 73 Slavery 44 Campaign literature, 1864 35 Political activity 19 more ... Campaign literature, 1860 18 Presidents 17 Republicanism 17 Extension to the territories 16 Democratic 14 Campaign literature, 1856 13 African Americans 12 Campaign literature, 1900 12 National Republican 12 Political parties 12 Election 10 Elections 10 Controversial literature 9 German Americans 9 Campaign literature, 1828 8 Campaign literature, 1863 8 Campaign literature, 1867 8 Campaign literature, 1868 8 Democratic-Republican 8 Independent Republican 8 Campaign literature, 1880 7 Campaign literature, 1884 6 Generals 6 Officers 6 Periodicals 6 Reconstruction 6 Republican Party--Pennsylvania--19th century 5 Afro-Americana 4 Biography 4 Campaign literature, 1817 4 Campaign literature, 1852 4 Campaign literature, 1872 4 Campaign songs, 1864 4 less ...