The Libertarian Party is a United States political party founded on December 11, 1971. As of 2006 it was the fifth largest party in the United States in terms of registered members, with 235,000, following the Democratic Party, the Republican Party, the Constitution Party and the Green Party. It has elected hundreds of people to public office.

The Constitution Party is a United States political party. It was founded as the U.S. Taxpayers’ Party in 1992. The party’s official name was changed to the Constitution Party in 1999; however, some state affiliate parties are known under different names.

One of the political parties in the United States, and similar in mission to many of the worldwide Green Parties, the Greens have been active as a third party since 2001. The party first gained widespread public attention during Ralph Nader’s presidential runs in 1996 and 2000. Currently, the primary national Green Party organization in the U.S. is the Green Party of the United States, which has eclipsed the earlier Greens/Green Party USA.

The Homeland Union – Lithuanian Christian Democrats (Conservatives, Political Prisoners and the Exiled, Nationalists), before 2008 Homeland Union (Conservatives, Political Prisoners and the Exiled, Christianical Democrats) (Lithuanian: Tėvynės sąjunga – Lietuvos krikščionys demokratai), or TS, is a political party in Lithuania. It was founded in May 1993 by the right wing of the Lithuanian Movement for Restructuring (Sąjūdis), led by the transitional national leader Vytautas Landsbergis. Its current leader is former prime minister Andrius Kubilius.