Maurice Joseph Tobin was an American politician serving as 46th Mayor of Boston, the 56th Governor of Massachusetts and 6th United States Secretary of Labor. He was a member of the Democratic Party and a liberal that supported the New Deal and Fair Deal programs, and was outspoken in his support for labor unions. However, he had little success battling against the conservative majorities in the Massachusetts legislature, and the U.S. Congress.

James Michael Curley was an American Democratic politician from Boston, Massachusetts. He served four terms as mayor of Boston from 1914 to 1955. Curley ran for mayor in every election for which he was legally qualified. He was twice convicted of criminal behavior and notably served time in prison during his last term as mayor. He also served a single term as governor of Massachusetts. He is remembered as one of the most colorful figures in Massachusetts politics.