The Republican Party was beginning a 50-year era of dominance (1858-1910). During the war, Northern Democrats divided into two factions, [[War Democrats]], who supported the military policies of President Lincoln, and [[Copperheads]], who strongly opposed them. Historian Kenneth Stampp has captured the Copperhead spirit in his depiction of Democratic Congressman Daniel W. Voorhees of Indiana: | The Republican Party was beginning a 50-year era of dominance (1858-1910). During the war, Northern Democrats divided into two factions, [[War Democrats]], who supported the military policies of President Lincoln, and [[Copperheads]], who strongly opposed them. Historian Kenneth Stampp has captured the Copperhead spirit in his depiction of Democratic Congressman Daniel W. Voorhees of Indiana: |