1912 Republican National Convention take part in the presidential ballot in protest of the contested delegates. Roosevelt ultimately ran a third party campaign as part of the Progressive Party (nicknamed the "Bull Moose Party"). Taft and Roosevelt both lost the 1912 election to the Democratic nominee, Woodrow Wilson. Like Taft, Vice President James S. Sherman of New York was renominated by the party. Though Taft and Sherman did not get along early in their tenure, the two became closer allies as Taft's split with Roosevelt deepened, and Taft did not object to the re-nomination of Sherman. Taft's allies sought progressive leaders such as Idaho
1912 United States presidential election as president, Roosevelt challenged Taft at the 1912 Republican National Convention. After Taft and his conservative allies narrowly prevailed at the Republican convention, Roosevelt rallied his progressive supporters and launched a third party bid. Backed by William Jennings Bryan and other progressives, Wilson won the Democratic Party's presidential nomination on the 46th ballot, defeating Speaker of the House Champ Clark and several other candidates. Meanwhile, the Socialist Party renominated its perennial standard-bearer, Eugene V. Debs. The election of 1912 was bitterly contested by three individuals, Wilson, Roosevelt, and Taft, who all had or would serve as president. Roosevelt's "New Nationalism"