article: Radical Republicans
links: Kansas–Nebraska Act Confederate States of America Democratic Party (United States) Hannibal Hamlin American Civil War Reconstruction era of the United States Free Soil Party Charles Sumner Compromise of 1877 Benjamin Wade Abolitionism Abolitionism in the United States Ulysses S. Grant Abraham Lincoln Know Nothing Reconstruction era Republican Party (United States) Union (American Civil War) Whig Party (United States) John C. Frémont Know-Nothing Party History of the United States Republican Party Thaddeus Stevens Developmentalism Conservatism