U.S. Navy

The United States Navy patrols waters around the world to protect U.S. interests. With everything from nuclear-powered submarines and aircraft carriers to helicopters and jet fighters, the Navy is equipped to handle any possible threat. The hundreds of thousands of sailors in the Navy train hard to be ready at any moment. Readers will find out the primary missions of the Navy, how sailors train, and how various ships, aircraft, and vehicles help them keep the waters safe.