The "Independent Democratic Convention" is held in Utica, New York, and consists mostly of Barnburners. They nominate Martin Van Buren as candidate for President
The Democrats reconvene in Baltimore to select a nominee, but Douglas can't make the necessary 2/3 majority until the anti-Douglas delegates leave on June 22 and the floor rules are changed to require 2/3 vote of the members present. On June 23rd the Convention nominates Stephen Douglas and Herschal V. Johnson