Unconquered (1947)

In 1763, felon Abby Hale is sentenced to slavery in America. In Virginia, heroic Capt. Holden buys her, intending to free her, but villain Garth foils this plan, and Abby toils at Dave Bone's tavern. Garth is fomenting an Indian uprising to clear the wilderness of settlers, giving him a monopoly of the fur trade. Holden discovers Garth's treachery, but cannot prove anything against him. Can Holden and Abby save Fort Pitt from the Senecas? Many hairbreadth escapes.