After the war , he remained active in politics . In an 1866 speech to the Anti-Abolition State Rights Society , he castigated Republicans such as Thaddeus Stevens and Charles Sumner and criticizes some fellow Democrats for attempting to steal " Black Republican thunder , " stating such Democrats are to Republicans as mulattoes ( he also calls them mongrels ) are to negroes . He also participated in the 1872 Democratic National Convention
1872 Democratic National Convention
1872 Democratic National Convention
Charles Chauncey Burr