The election of 1860. To counteract the image of the Republican party as the party of the abolitionists, the Republicans broadened their program to include a protective tariff, free 160-acre homesteads from the public domain, and a more moderate stand on slavery. New York's William Seward, long known for his abolitionist views, was too radical a candidate; therefore, the Republicans nominated Lincoln. The Democratic party, faced with the challenge of choosing someone who could appeal to all their factions, split in two. The Democrats' convention was in Charleston, South Carolina, the home of the late Calhoun and a hot bed of radical southern sentiment since the 1820s. A platform plank endorsing popular sovereignty was adopted, which prompted the delegates from the Deep South to bolt the convention; the remaining delegates could not agree on a nominee. The Democrats then moved to Baltimore and eventually selected Stephen Douglas for their candidate—the decision that split the