7-8.2.1807 battle near Preußisch Eylau

party1: French
commander1: Napoleon
troops1: 74000/75000
losses1: 25000/22000

party2: Russians
commander2: Bennigsen, L'Estocq
troops2: 76000/83000
losses2: 25000/23000/26000
(Victory of French or (perhaps) indecisive)