Mount up! The cavalry has been part of America's history from before the nation was founded and is still in service today. Charge into the fight with this 5-part series chronicling one of the most important branches of the military. From the horse-mounted regiments that birthed our nation to the armored machines paving the front lines, cavalry units have changed warfare and the outcome of battles for over 200 years. Learn about their traditions and legacy in U.S. CAVALRY!