Who ran for President against Abraham Lincoln?

In the 1860 election he was opposed by John C. Breckinridge, John Bell and Stephen A. Douglas. In 1864 George B McClellan represented the Democratic Party. A series of debates to the 1858 Senate election for Illinois. Slavery and "popular sovereignty" and states rights were the issues that wre discussed. Doughlas defeated Lincon for the Senate seat but couldn't do the same trick for the presiential election.