Bayezid I Defeats Christian Forces at Nicopolis

Ottoman Emperor Bayezid I led a decisive victory against a coalition of Christian forces at the Battle of Nicopolis. The engagement, fought near the Danube River in modern-day Bulgaria, saw Bayezid's well-prepared army outmaneuver and overpower the European forces, significantly influencing the balance of power in the region. This battle marked a key moment in the Ottoman campaign to expand into Europe.