Unfortunately all anyone has to do is look at the orange clown's actions over the years to see the ingrained racism. As far as the Clan using the America first slogan, that goes back to the 1920's and it is entirely factual...
https://en.wikipedia.org/wiki/Fred_Trump
https://www.ranker.com/list/fred-trump-arrested-kkk-rally/amandasedlakhevener