COMMUNICATIONS! Join our communications server! MEMBERSHIP! Tryouts announced on the communications server! The United States Navy (USN) is the maritime service branch of the United States Armed Forces and one of the five uniformed branches of Dellkiller123's Military. The U.S. Navy traces its origins to the Continental Navy, which was established during the American Revolutionary War and was effectively disbanded as a separate entity shortly thereafter. The U.S. Navy played a major role in the American Civil War by blockading the Confederacy and seizing control of its rivers. It played the central role in the World War II defeat of Imperial Japan. The U.S. Navy emerged from World War II as the most powerful navy in the world!