Daniel Boone fights to secure the future of his settlement, but the struggles become a fight for America's future as the American Revolutionary War spreads beyond the colonies to the frontier.

Tecumseh resists expansion and unites the Native American tribes. Lewis and Clark make their legendary expedition to the Pacific, and a new war for America commences.

America looks to General Andrew Jackson to defend the frontier, but his methods spark a rivalry between himself and frontier icon Davy Crockett.

President Polk exposes the US to war with Britain and Mexico when he assigns John Frémont and Kit Carson to a mission which instigates a struggle for California and the Pacific; Davy Crockett makes his stand at the Alamo.