The Know Nothing movement was a nativist American political movement of the 1840s and 1850s. It was empowered by popular fears that the country was being overwhelmed by Irish Catholic immigrants, who were often regarded as hostile to U.S. values and controlled by the Pope in Rome. Mainly active from 1854 to 1856, it strove to curb immigration and naturalization, though its efforts met with little success. There were few prominent leaders, and the...
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The Know Nothing movement was a nativist American political movement of the 1840s and 1850s. It was empowered by popular fears that the country was being overwhelmed by Irish Catholic immigrants, who were often regarded as hostile to U.S. values and controlled by the Pope in Rome. Mainly active from 1854 to 1856, it strove to curb immigration and naturalization, though its efforts met with little success. There were few prominent leaders, and the largely middle-class and entirely Protestant membership fragmented over the issue of slavery. Most ended up joining the Republican Party by the time of the 1860 presidential election.
The movement originated in New York in 1843 as the American Republican Party. It spread to other states as the Native American Party and became a national party in 1845. In 1855 it renamed itself the American Party. The origin of the "Know Nothing" term was in the semi-secret organization of the party. When a member was asked about its activities, he was...
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