The island of Newfoundland and its fishery helped start the American Revolution and were a major sticking point in ending the war.
In between, the island proved to be a source of men for the British army and navy, but also a drain on supplies.
For the Americans Newfoundland and its fishing grounds were a place where the nascent navy and swashbuckling privateers could carry the war to the enemy's doorstep and hurt the British economy with daring raids on shipping and the island itself.