All the major points about Trump's threat are here and then some. It is clearer than ever that America is at a point in which authority is threatening to break down and disappointment and frustration have risen. (Authority is not necessarily a bad thing.)
I encourage you to read this article for the clearest understanding yet of what we are facing.
Then I encourage you to tell six people why Trump must be opposed and his political threat ended immediately. The fate of American democracy now hangs in the balance.
Trump Seriously Threatens Democracy: Andrew Sullivan