At an 1855 “American convention” held in Philadelphia, the American Party adopted a platform that would have sweepingly denied political and civil rights to immigrants. Speaking during a downpour, a nativist politician from New York told the crowd, to cheers: “American as I am, I decidedly prefer this rain to the reign of Roman Catholicism in this country … I, as an American citizen, prefer this rain or any other rain to the reign of foreignism … I go for America first, last and always.”
The phrase “ America First”was invoked during the first Red Scare to defend against Bolshevism and on the floor of Congress to pass the raft of laws that imposed racial and ethnic quotas on immigration in the early decades of the 20th century, not to be lifted until the Immigration and Nationality Act of 1965. And it was a favorite slogan of the resurgent Ku Klux Klan, which in the 1920s was a nativist, anti-immigrant, anti-Catholic, antisemitic, antilabor and red-baiting fraternity as well as a white-supremacist one. The point for all these groups was always the same: to defend “real America” against the threats posed by anyone they deemed less than a real American
Today’s Trumpers are as bad as the Know Nothings.