Rhode Island, officially the State of Rhode Island is a state in the New England region of the United States. It is the smallest U.S. state by area and the seventh least populous (1,059,361 as of 2019), but it is also the second most densely populated behind New Jersey. The state has land borders with Connecticut to the west, Massachusetts to the north and east, and the Atlantic Ocean to the south via Rhode Island Sound and Block Island Sound. It also shares a small maritime border with New York.

Delaware is a state in the Mid-Atlantic region of the United States. Delaware is 96 miles (154 km) long and ranges from 9 miles (14 km) to 35 miles (56 km) across, totaling 1,954 square miles (5,060 km2), making it the second-smallest state in the United States after Rhode Island. Delaware is bounded to the north by Pennsylvania; to the east by the Delaware River, Delaware Bay, New Jersey and the Atlantic Ocean; and to the west and south by Maryland.