Lincoln's Citadel The Civil War in Washington, DCIn the late 1840s, Representative Abraham Lincoln resided at Mrs. Sprigg's boardinghouse on Capitol Hill. Known as Abolition House, Mrs. Sprigg's hosted lively dinner table debates of antislavery politics by the congressional boarders. The unusually rapid turnover in the enslaved staff suggested that there were frequent escapes north to freedom from Abolition House, likely a cog in the underground railroad. These early years in Washington proved