"During the third party era, the "Liberty party" pledged to ban slavery and was the party of the north."
"According to the historians , the "Third Party System" was the duration between 1850s- 1890s ,in the history of political parties in the America, which showed intense changes in matters of "nationalism, modernization, and race" .In the America the main two parties are the "Republican Party" and the "Democratic Party". A group of abolitionists from north made the Liberty Party to abolish slavery .The other parties, usually called the “third parties”, in America are -"The Green Party, Libertarians, Constitution Party and Natural Law Party"."
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