Barrier islands serve as the first protection for the mainland. They take the first hit and slow down the hurricane/reduce impacts. Because of this, lack of barrier islands would cause the mainland to be flooded even more, which would cause land loss.
It impacted them both in the way that they got things they didnt have before and it impacted the new world as it brought diseases they couldnt cure.
Loyalists believed Great Britain (Nation) safeguarded their religious rights in the colonies or worth places.
International influence, also they had just defeated Spain when they begun having imperial ambitions, therefore they may want to fill that gap
Answer:
The strategy behind island-hopping was one involving a progressive approach towards Japan achieved through the capture of important island bases. It was successful in that it provided many airfields from which US forces could attack Japan and, ultimately, end the war.