The Battle of Grünberg (March 21, 1761) wis fought between French and allied Prussian and Hanoverian troops in the Seven Years' War at village of Grünberg, near Stangenrod.
The French, led by the duc de Broglie, inflict a significant defeat on the allies, taking several thousand prisoners, and capturing eighteen military standards.
The allied loss prompts Duke Ferdinand of Brunswick to lift the Siege of Cassel and retreat.