The lives of two families, one white American, one native American, become mingled through the momentous events of American expansion, between 1825 and 1890.

The cavalry has been part of America's history since 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.