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 | “Bull Moose” Party Platform | 1912 | Primary Source |
 | Aliens and Communist Party Membership | | Encyclopedia Entry |
 | American Party of Texas v. White, Hainsworth v. White | Mar. 25, 1974 | Case Summary |
 | Brown v. Socialist Workers '74 Campaign Committee (Ohio) | Dec. 8, 1982 | Case Summary |
 | Challenging the Two Parties | | Encyclopedia Entry |
 | Communist Party of the United States v. Subversive Activities Control Board | Jun. 5, 1961 | Case Summary |
 | De Jonge v. Oregon | Feb. 4, 1937 | Case Summary |
 | George Washington's Farewell Address | 1796 | Primary Source |
 | Harry S. Truman's Acceptance Speech to the Democratic National Convention of 1948 | 1948 | Primary Source |
 | Henry A. Wallace Announces Candidacy for President | 1947 | Primary Source |
 | Hubert H. Humphrey's Civil Rights Speech to the Democratic National Convention of 1948 | 1948 | Primary Source |
 | Illinois Bd. of Elections v. Socialist Workers Party | Feb. 22, 1979 | Case Summary |
 | John B. Anderson Announces Candidacy for President | 1980 | Primary Source |
 | Minor Parties in State Legislative Elections | | Encyclopedia Entry |
 | Munro v. Socialist Workers Party | Dec. 10, 1986 | Case Summary |
 | Norman v. Reed; Cook County Officers Electoral Board v. Reed | Jan. 14, 1992 | Case Summary |
 | Party Identification by Voters | | Encyclopedia Entry |
 | Proceedings of the Anti-Masonic Convention | 1831 | Primary Source |
 | Report of the Hartford Convention | 1815 | Primary Source |
 | Scales v. United States | Jun. 5, 1961 | Case Summary |
 | Significant Third-Party Presidential Candidates, 1824–2004 | | Facts & Figures |
 | Significant Third-Party Presidential Candidates, 1824–2004 | | Facts & Figures |
 | Third Parties in Congress | | Encyclopedia Entry |
 | Third Parties Usually Fade Rapidly | | Facts & Figures |
 | Third Parties | | Encyclopedia Entry |
 | Third Parties | | Encyclopedia Entry |
 | Third Parties | | Unknown |
 | Third Parties | | Encyclopedia Entry |
 | Timmons, Acting Director, Ramsey County Department of Property Records and Revenue v. Twin Cities Area New Party | Apr. 28, 1997 | Case Summary |
 | Top Vote-Winning Third Parties, 1832–2011 | | Facts & Figures |
 | Two-Party System | | Encyclopedia Entry |
 | William Jennings Bryan's “Cross of Gold” Speech to Democratic National Convention | 1896 | Primary Source |
 | Williams v. Rhodes, Socialist Labor Party v. Rhodes | Oct. 7, 1968 | Case Summary |