This would actually be done by them cutting off the shipments, and based on this, this would be handled mainly because of the fact that these people were practically neutral. They were not participating in the war, neither were they not going in. So they had a equal balance. And therefore, this would be one thing that they would have to do, to <span>cut off oil shipments to the rest of the world.</span>
The Free Soil Party was a short-lived coalition political party in the United States active from 1848 to 1854, when it merged into the Republican Party. The party was largely focused on the single issue of opposing the expansion of slavery into the western territories of the United States.
I am not sure but i think so might not be sure.