I don't get the assumption that after the 20th century and it's historical lessons, anyone would sit at home, waiting for the knock on the door.
We all know where that winds up.
/johnny
Great minds,,,,
The doorstep is more proverbial. You don’t have to take it literally. How about what will Americans do when the Feds (or UN) ambush them while they’re in the shower or mowing the lawn?
Best.