That implies Americans want to make the world a better place. The white American would rather die than see non-white American lives improved. They especially do not want non-Americans to benefit from better policies. The cruelty is the point and fascism is a death cult.

You're more likely to see an emergence of additional far right parties than even the most milquetoast of reformers. We'd have the Tea Party and Alt-Right Party as official parties with their own politicians.