Includes bibliographical references and index.

"When it comes to defending the country at sea, the US Navy is at the forefront. With the help of this compelling volume, readers get an up-close look at the service this key branch of the armed forces provides. Vibrant photographs of important ships, personnel, and historic events show how the navy has progressed from its early days to today. Meanwhile, engaging and easy-to-digest text supports elementary social studies and history lessons. Readers of many levels and ages are sure to enjoy this informative volume about a prominent branch of the US military."--,Provided by publisher.