Because of the lack of details ill give an answer to the best of my ability id say The unknown rebel at the 1989 Tianaman protests he stood by his morals by stepping in front of the tanks even if they were gonna run him over he was eventually packed into the back of a van never to be seen again the people he was friends with claimed to not know who he was or ever existed.
Well they'd need to import, which would cause them to lose money, so they'd have less money, and so they'd be affected in that way. Also, they can't make their own goods.