Rhode Island, state in
the northeastern United States, in New England, officially the State of Rhode Island and Providence Plantations. On May 4, 1776, Rhode Island became the first of the 13 original colonies to declare its
independence from Great Britain. However, it was the last of the 13 colonies to ratify the Constitution of the United States, doing so on May 29, 1790. The smallest state in the Union, it is, after New Jersey,
the second most densely populated and one of the most highly industrialized.