reconstruction timeline By mdejong 1865 thirteenth amendment 1866 civil rights act passed 1867 First Reconstruction Act passed 1868 Fourth Reconstruction Act passed. 1869 ulysses s grant becomes president 1870 Hiram Revels elected to U. S. Senate as the first black senator. 1872 Freedmen's Bureau abolished 1874 Blanche K. Bruce elected to U. S. Senate. 1876 U. S. Senate votes not to seat P. B. S. Pinchback