John Jay is the person who negotiated a treaty to end conflict between the US and Britain
The French reacted to Jay's treaty with England by beginning to capture American ships. Not only they captured ships, they also withheld war supplies to America.
This was a treaty between the United States and Great Britain that averted war and resolved issues. It marked the first use of negotiation as a means of settling an international dispute. It also prepared a way for settlement of the long dispute with Spain.
Yes, it is true that Japan seized Pacific islands to boost its economy and trade, since Japan lacked many natural resources of its own, due to the fact that it is a small island.