For 10 points, name this American political party whose name reflects their ignorance and their oath of secrecy.
One member of this faction was a former president of B&amp;O railroads that became mayor of Baltimore. A conflict named for them was squashed in New Orleans by J.K. Duncan. In addition to Thomas Swann, a mayor of this political party, Stephen Webb of this political party became mayor of San Francisco. Although some supported temperance, the only vice presidential candidate of this political party was based out of Tulip Grove and was Andrew Donelson. The (*) Pug Uglies were part of an incident named for them in Buffalo, and they grew out of the Order of the Spangled Banner. William Poole was a political leader of this party, whose banner Millard Fillmore ran under in 1856. This anti-Catholic stance rejected most lenient immigration policies. For 10 points, name this American political party whose name reflects their ignorance and their oath of secrecy.
One member of this faction was a former president of B&amp;O railroads that became mayor of Baltimore.
Know-Nothing Party or the Native American Party