The Boston tea party, the formation of the continental congress and boycott of British good.
Race is the answer to your question
The point was that it was negotiation for two parties, they would force interaction between eachother to get an advantage in the negotiation over the other.
Explanation:
Example: this was used as a policy in the US to coerce the Soviet Union into backing down militarily.
Richard J. Daley: hope it helps :)
The third option is the answer