The 1860 Republican National Convention, also known as the 2nd Republican National Convention, was a nominating convention of the Republican Party of the United States, held in Chicago, Illinois from May 16 to 18, 1860. The gathering nominated former U.S. Representative Abraham Lincoln of Illinois for President of the United States and Senator Hannibal Hamlin of Maine for Vice President. Lincoln-Hamlin went on to defeat three other major tickets that year, including Democratic nominee Stephen A. Douglas, U.S. Senator from Illinois.