Hunter Petrie: American Political Parties By hjpetrie Period: Jan 1, 1773 to Dec 16, 1773 The Boston Tea Party http://www.bostonteapartyship.com/boston-tea-party-facts Period: Feb 28, 1792 to Sep 30, 2014 Democratic Party http://www.britannica.com/EBchecked/topic/157244/Democratic-Party Period: Sep 30, 1834 to Sep 30, 1856 The Whig Party http://www.u-s-history.com/pages/h279.html Period: Sep 30, 1840 to Sep 30, 1850 The Know Nothing Party http://www.britannica.com/EBchecked/topic/320530/Know-Nothing-party Period: Sep 30, 1844 to Sep 30, 1852 The Free Soil Party http://www.u-s-history.com/pages/h139.html Period: Sep 30, 1854 to Sep 30, 2014 The Republican Party http://www.ushistory.org/gop/origins.htm Period: Jul 16, 1967 to Sep 30, 2008 The Independant American Party http://www.aipca.org/history.html Period: Dec 11, 1971 to Sep 30, 2014 The Libertarian Party http://www.lp.org/our-history Period: Sep 30, 1992 to Sep 30, 2014 The Constitution Party http://www.constitutionparty.com/the-party/history/ Period: Sep 30, 1996 to Sep 30, 2014 The Green Party http://www.gp.org/what-we-believe/history