Congress passed macon's bill no. 2 in 1810 to replace the unsuccessful non-intercourse act of 1809. what did this bill entail for us trade?

The bill entailed that the United States would remain neutral in the Napoleonic wars. The bill was introduced because the British and France navy used to seize ships from Americans. The bill stated that if a party would stop taking ships, Americans would in return stop trading with the opposing side, which meant "if you don't take our ships, we won't trade with your opponents". 

The exchange of foods between the new and old worlds