Which of these military products was specifically marketed as "the gun that won the West" in one of the earliest and most successful American marketing campaigns?

Throughout history, certain military products have revolutionized warfare and changed the course of conflicts. These innovations in product design not only demonstrated technical ingenuity but also had profound impacts on military strategy and outcomes. Test your knowledge about these game-changing military products that have shaped the world we live in today. Can you identify which famous military product truly disrupted traditional warfare in its era?

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Colt Single Action Army Revolver ("Peacemaker")
Winchester Model 1873 Rifle
Springfield Model 1861 Musket
Henry Repeating Rifle