Brienne (Allied Invasion of France).

Fought January 29, 1814, between 18,000 French under Napoleon, and about 30,000 Russians and Prussians under Blucher. The allies were driven from their positions, and the Château de Brienne taken. After nightfall a determined attempt to retake the château was made by the Russians under Sachen, but they failed to dislodge the French. The allies lost about 4,000; the French 3,000 killed and wounded.