The Battle of Fraustadt was fought on 2 February 1706 (O.S.) / 3 February 1706 / 13 February 1706 (N.S.) near Fraustadt, now Wschowa, Poland, during the Great Northern War. A Swedish army under Carl Gustaf Rehnskiöld defeated a larger Saxon–Russian force commanded by Johann Matthias von der Schulenburg, consisting of troops from Saxony, the Polish–Lithuanian Commonwealth, German mercenaries, and the Tsardom of Russia.