I think everyone reading this already knows that Trump is planning to purge the nation of millions of non-citizens. Most people think he’s just going to round up undocumented immigrants (of color, he certainly won’t target any Swedes or Brits who’ve overstayed their visas and are working illegally.) This past weekend he amended that to say that he’s going to deport Haitians who are in the country legally so I think we can assume that he’s not going to stick to any of those pesky legal niceties. He plans to deport millions and millions of foreigners from the “shithole countries” he loathes so much. But as Philip Bump points out in this piece, and I’ve been writing here non-stop for months, on the stump he’s more and more often targeting “the enemy within” by which he means his political enemies: “You know, I always say: We have the outside enemy, so you can say China, you can say Russia, you can say Kim Jong Un, you can say — but that’s — it’s going to be fine. If you have a smart president, no problem,” he said at a rally in Aurora, Colo., that itself was predicated on exaggerated claims about the dangers of immigrants. The bigger problem is “the enemy from within,” he continued. “All the scum that we have to deal with that hate our country. That’s a bigger enemy than China and Russia.” He reinforced that point in an interview with Fox News host Maria Bartiromo, perhaps…