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Joan Britton, improbably gorgeous frontier horse dealer, and the much less scrupulous Stephen Cook are friendly competitors supplying horses to the Union Army in Wyoming Territory during the Civil War. Southern general Stand Watie, a Cherokee, is rumored to be in the area to stir up the Sioux against the Union, when Cook picks this worst possible moment to steal a herd of Sioux horses. Enter ex-army doctor Jonathan Westgate, who becomes Cook's rival for the love of Joan, opposes his crooked activities...and who alone can prevent a new Indian war.

How to Watch The Great Sioux Uprising Legally and Safely

If you want to stream The Great Sioux Uprising through reputable and legal services, there are a few good options depending on where you are. Subscription platforms like HBO Max, Disney+, Netflix, Amazon Prime Video, and Apple TV+ sometimes carry The Great Sioux Uprising films or related DC titles—though availability depends on your country.

If you’d rather not commit to a subscription, there are ad‑supported, free (but legal) platforms such as Tubi, Pluto TV, Peacock or Crackle (where available in your region) that occasionally host superhero films.

Lastly, don’t forget about library‑linked streaming options like Kanopy or Hoopla (if your library or university is registered), and official uploads by film distributors on YouTube—these can also give you legal access to classic movies.