Final answer:
The British were defeated in the Battle of Ft. Duquesne during the French and Indian War on November 25, 1758.
Step-by-step explanation:
The British were defeated in the Battle of Ft. Duquesne on November 25, 1758 during the French and Indian War. The battle took place near present-day Pittsburgh, Pennsylvania. The British forces, led by General Edward Braddock, were ambushed by French and Native American troops and suffered a major defeat.
The British defeated the French in the Battle of Fort Duquesne on November 25, 1758, during the French and Indian War. This victory allowed the British to capture and rename the fort to Fort Pitt, which later became Pittsburgh, Pennsylvania.
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