Trump posting new sanctions. China counters all tarries with new tariffs. This unproductive policy hurts the global economy.No country is standing all alone.
It makes no economic sense to do everything in one country. Why not simply all do what you can do best and stick to this? Specialise in certain things. It makes no snese to grow corn in de Falkland Islands.
Free trade allows consumers to go futher. Get a step ahead and do more with your money.
Just think about this: why is not everyone going for the best. why would you not go for the best?