Yes, it is true that ground <span>fighting in the Pacific was led by the United States marines, since these soldiers were almost always deployed via ships, as opposed to other more land-based means. </span>
Some viewpoints of the federalists were they had a loose interpretation on the constitution, they wanted a strong central government, and thought people were selfish. Anti- federalists had a strict interoperation on the constitution, they wanted to limit the control of the government, and thought all people were basically good.
The answer should be evolutionary theory, good luck!