It's readily visible that Country A wouldn't go anywhere without trade, so I don't know why you would think that sanctions and embargoes (which are actively hos

It's readily visible that Country A wouldn't go anywhere without trade, so I don't know why you would think that sanctions and embargoes (which are actively hostile to a country's economy) are a drop-in replacement for protectionism in the model. There are a trillion ways to tie your shoes wrong, and only a handful ways to do it right. It does not help when the one who does the tying is the one who wants you to fall.