This title examines the US Navy, the largest navy in the world. Readers will learn about the Navy's origins as the Continental Navy in 1775, during the Revolutionary War. Other topics include training, aircraft carriers, Naval aircraft, amphibious assault ships, cruisers, destroyers, frigates, ballistic missile submarines, and attack submarines. A Table of Contents, Glossary, Index, and full-color photos are also included. Aligned to Common Core Standards and correlated to state standards. A&D Xtreme is an imprint of Abdo Publishing, a division of ABDO.