In a sane world, yes.
But a federal Marxist judge would condemn them to immediate firing squad.
Summary execution is not part of our justice system even by the most radical judge. Jury trial & proof of guilt remain the norm. Now, if conviction results, the robed radical can throw the book but there is still an appeals process.
Patriots with rifles on the border are one thing, but millions of patriots carrying concealed are out there, too.
And what’s to keep a border state governor from deputizing thousands of patriots as armed auxillaries to the National Guard?
Carter-, Clinton-, and Obama-appointed judges may think they’re God but they really aren’t.