Q: In this task you will be given a text passage from a trivia quiz. You should choose the category this question belongs to from these categories: History, Science, Social Science, Fine Arts, Literature. You can only choose one category, so if in doubt, please choose the closest match.
Robert Conrad was elected mayor of Philadelphia after being revealed as a member of this group. In Massachusetts, it helped elect Senator Henry Wilson, while in Indiana it recruited congressman Schuyler Colfax. One member was the only man to defeat Boss Tweed in an election. Their presidential candidate was a former Comptroller of New York who led the Silver-Grey Whigs, while their vice-Presidential candidate was Kitchen Cabinet member Andrew Donnelson. For 10 points, name this political party formed out of the Order of the Star-Spangled Banner, which nominated Millard Fillmore for President and was defined by its secrecy and opposition to Catholic immigrants.
A:
History