convention. Roosevelt initially considered not running as a third-party candidate until George Walbridge Perkins and Frank Munsey offered their financial support. Roosevelt and his supporters formed the Progressive Party at a convention, temporarily chaired by Senator Albert J. Beveridge, on August 5, and Hiram Johnson was selected as his vice-presidential running mate. Ben B. Lindsey and John M. Parker had been considered for the presidential nomination, but Parker and Lindsey instead both nominated Johnson for the position. The Progressives promised to increase federal regulation and protect the welfare of ordinary people. At the convention, Perkins blocked an antitrust plank, shocking reformers who thought of Roosevelt as a true trust-buster. The delegates to the convention sang the hymn "Onward, Christian Soldiers" as their anthem. In his acceptance speech, Roosevelt compared the coming presidential campaign to the Battle of Armageddon and stated that the Progressives were going to "battle for the Lord." Socialist Party nomination Socialist candidates: Eugene V. Debs, former State Senator from Indiana Emil Seidel, Mayor of Milwaukee, Wisconsin Charles Edward Russell, journalist from Iowa Members of the Socialist Party of America had won in multiple elections between the 1908 and 1912 presidential elections with Emil Seidel being elected as the mayor of Milwaukee, Wisconsin, and Victor L. Berger was elected to the United States House of Representatives. The party claimed that it had 435 members elected to office by 1911, and over one thousand by 1912. Dan Hogan put Debs name up for the presidential nomination. Debs won the presidential nomination, although he had supported giving the nomination to the Appeal to Reason's editor Fred Warren, with 165 votes while Seidel received 56 votes and Charles Edward Russell received 54 votes. Seidel was given the vice-presidential nomination against Russell and Hogan. After the presidential ballot Seidel and Russell proposed a motion to make Debs' nomination unanimous and it was accepted. Hogan and Slayton proposed to make the nomination of Seidel unanimous after the vice-presidential selection and it was accepted. Otto Branstetter, Berger, and Carl D. Thompson, who were serving as delegates, voted for Seidel during the presidential balloting. Morris Hillquit, Meyer London, and John Spargo, who were serving as delegates, supported Russell during the presidential balloting. Hogan, a delegate from Arkansas, had supported Debs during the presidential balloting. J. Mahlon Barnes, who had managed Debs' campaign in the 1908 election, also managed the campaign in 1912. The Socialists predicted