28.6.1866 battle of Münchengrätz

party1: Prussians
commander1: Prinz Friedrich Carl, Herwarth v.Bittenfeld
troops1: 41000
losses1: 350

party2: Austrians
commander2: Graf Clam-Gallas s.
troops2: 29000
losses2: 920+780
(Victory of Prussians or (perhaps) indecisive)