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        The first American political party that existed from 1789 to 1820. This party appealed to business and to conservatives who preferred national banks over state government, manufacturing, and supported Britain, and did not support the French Revolution. - 
  
  
        One of the two major political parties in the United States dates all the way back to Thomas Jefferson and James Madison's Democratic-Republican party, with this party being the modern version. The Democratic Party is the world's oldest active political party. - 
  
  
        The Free Soil Party was a short-lived party that was active from 1848 to 1852. The main purpose of this party was to oppose the expansion of slavery into Western territories; it also worked to remove existing laws that created discrimination against freed African Americans. - 
  
  
        The other major political party in the United States, named after republicanism, a popular ideology of the American Revolution. This party was founded in the northern states in 1854 by anti-slavery activists, modernizers, ex-Whigs, and ex-Free Soilers. The Republican Party quickly became the briefly popular Know Nothing Party. - 
  
  
        The Socialist Party was a democratic socialist and social democratic political party in the U.S. created in 1901by a merger between the three-year-old Social Democratic Party of America and disaffected elements of the Socialist Labor Party of America, which had split from the main organization in 1899. - 
  
  
        The Communist Party of the U.S. was established in 1919, after a split of the Socialist Party of America. This party has close ties with the American labor movement and other communist parties worldwide. The party held influence in American politics in the first half of the 20th century. The Communist Party became known for opposing racism and racial segregation. Their membership increased during the Great Depression, but declined due to the Red Scare and McCarthyism in the U.S. - 
  
  
        The American Labor Party was established in 1936, almost exclusively in the state of New York. The organization was founded by labor leaders and former members of the Socialist Party of the U.S. The party was made to parallel the role of the British Labor Party, an umbrella organization to unite New York social democrats with trade unionists who would rather support candidates of the Republican and Democratic parties. - 
  
  
        An anti-racist leftist party that was founded by Huey Newton in the 60s, and known for their deep involvement and powerful force in the civil rights and Black Power movement. They helped create a wide variety of social welfare programs in poor neighborhoods in large cities. They were originally founded to address police brutality against black Americans by sending armed groups of members out to watch for signs of abuse by police against citizens. - 
  
  
        An ideologically prominent party based on the idea of individual liberty above all. They support small government and a laissez-faire capitalist economy and are against taxes and regulations on businesses. They are still a popular party today, being the third largest party in America. - 
  
  
        An environmentalist ideology that has been around for decades, but the current party was founded in 2001. It is known as a left-leaning grassroots party with a focus on environmental preservation.