One particular sign and sign-holder merit a bit of deconstruction:
Let us pause to admire the unnecessary quotes, and then proceed to consider the message and the messenger.
Does he look like he wants to serve in a Nazi Youth Militia? Yes. He does. He looks like precisely the sort that has conviction without reason and a pack mentality. He jumps right to the persecution of the vile, alien, other and throws out indiscriminate accusations. In a Nazi Youth Militia, he would fit right in.
He's calling for new era of McCarthyism? McCarthyism was a good thing?
I don't know if we're meant to take these people seriously. Presumably, they don't consider themselves to be outrageous fools. Did the people around this kid chastise him for making them all look like extremist idiots? Or did they applaud his creativity and audacity?
Have these people no shame?