Well, people started specializing in things and if they couldn't get something because they didn't know how to make it, they would trade for it. Fast forward 8000 years, companies like Coca Cola make coke and fanta and others can't make it because they're specialized for it. They trade for it with the entire world and other companies make things that Coca Cola owners buy.
Asia, or maybe Eurasia if you count that. That is for continents. If we are talking about countries it would be Russia. Not sure what you were asking for:)
Well I"m in Middle School but I'm 99.99% is <span>The United States had reverted to a policy of isolationism, and therefore remained neutral. </span>