The fact that Millard Fillmore received 21 percent of the popular vote as the Know-Nothing candidate in the election of 1856 suggests that there was a significant portion of the American electorate.
At the time who were drawn to the nativist and anti-immigrant platform of the Know-Nothing Party. This platform advocated for stricter controls on immigration, particularly from Catholic countries, and for the privilege of native-born Americans in government and society.
This support for nativism and anti-immigrant sentiment was a reflection of the growing anxiety among many Americans over the changing demographics of the country and the perceived threats to American identity and values.
The fact that a significant portion of the electorate was willing to support such a platform highlights the deep divisions and tensions within American society during this period, and the extent to which issues of immigration and identity have been a recurring theme in American politics.
Learn more about Millard Fillmore here:
https://brainly.com/question/31707491
#SPJ4