25-26/27.7.1812 encounter of Ostrowno

party1: French
commander1: Ney/Murat
troops1: 28000
losses1: 3400+300

party2: Russians
commander2: Osterman-Tolstoy/Konowitzyn
troops2: 20000
losses2: 2700+1100
(Victory of French or (perhaps) indecisive)