In times of war, the Navy is in charge of the U.S. military's sea operations. It supports U.S. ground forces by bombarding areas held by the enemy from offshore. Discover more in Navy, one of the titles in the U.S.

Military Forces series. This series introduces young readers to the history, purpose, people, technology, and important missions of a military branch or unit. This is an AV2 media enhanced book. A unique book code printed on page 2 unlocks your interactive eBook. This book comes alive with videos, audio, weblinks, slideshows, activities, and much more. Book jacket.