Republican Campaign literature 56 Politics and government 54 Slavery 34 Campaign literature, 1864 22 History 14 Campaign literature, 1860 13 more ... Extension to the territories 10 Controversial literature 9 Campaign literature, 1856 8 Campaign literature, 1863 8 Democratic 7 Generals 6 Officers 6 Presidents 6 Campaign literature, 1868 5 Election 5 Campaign literature, 1884 4 Presidential candidates 4 African Americans 3 Campaign literature, 1867 3 Campaign literature, 1887 3 Elections 3 Emigration and immigration law 3 Governors 3 Speeches in Congress 3 Views on emigration and immigration law 3 Afro-Americana 2 Campaign literature, 2 Campaign literature, 1817 2 Campaign literature, 1862 2 Campaign literature, 1872 2 Campaign literature, 1873 2 Campaign literature, 1880 2 Campaign literature, 1897 2 Campaign literature, 1899 2 Economic policy 2 Independent Republican 2 Legislators 2 Missouri compromise 2 less ...