This title examines the largest and oldest branch of the US armed forces. Readers will learn of the Army's birth during the Revolutionary War, and of the many wars it has fought in since. Other topics include Army training, the Army National Guard, armored vehicles, artillery, helicopters, paratroopers, and special operations forces. 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.