controversy of trade

usa and europe have likely lost hundreds of millions of industry and tech jobs to china and asia 

result: no big hot wars in asia, less poverty in asia, but (temporary?) unemployment in usa and europe

if africa starts producing and exporting food, then usa, europe, latin america and asia will loose hundreds of millions of agriculture jobs to africa 

result: less poverty in africa, but (temporary?) unemployment in usa, europe, latin america and asia