Camouflaged federal agents have descended on Portland. Trump's DHS is out of control

A remarkable and nightmarish scene playing out in Portland should terrify anyone who cares about the US constitution: unmarked vans full of camouflaged and unidentified federal agents are pulling up next to protesters on street corners, then snatching and arresting them with no explanation.

If this were happening in Venezuela or Iran, the US government would be threatening international sanctions. Since it’s happening in the US, Trump’s acting Department of Homeland Security (DHS) secretary is defending the decision and even promising more.

The stories from witnesses and those who have...