Answer: A Free Soiler was a member of a political party in the mid-19th century United States that was dedicated to opposing the expansion of slavery into the western territories. The Free Soil Party was formed in 1848 and was made up of members of the Democratic and Whig parties who opposed the extension of slavery into newly formed states. The party believed in "free soil, free labor, and free men" and advocated for the rights of workers and small farmers. The Free Soilers were eventually absorbed into the new Republican Party in the 1850s.
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