Battle of Rudau
1370 CE.
Shown on the map at 54.872°, 20.460°.
The Battle of Rudau (German: Schlacht bei Rudau, Lithuanian: Rūdavos mūšis) was a medieval pitched battle fought between the Teutonic Knights and the Grand Duchy of Lithuania on 17 or 18 February 1370 near Rudau village, north of Königsberg (now Melnikovo village in the Kaliningrad oblast). According to the Teutonic chronicler Wigand of Marburg and the Livonian chronicle of Hermann de Wartberge, the Lithuanians suffered a great defeat.
Text from the Wikipedia article Battle of Rudau, licensed CC BY-SA 4.0.