The Polish forces led by Crown Field Hetman Stanisław Koniecpolski met with troops commanded by Swedish King Gustavus Adolphus of Sweden.
[1] The fighting spread, marked by a number of Swedish successes that year against the forces of the Polish king Sigismund III Vasa.
[2] In October, the Polish forces in the region were reinforced by the army of Crown Field Hetman Stanisław Koniecpolski, relocated from the south-eastern border of the Polish–Lithuanian Commonwealth.
[8] Gustavus Adolphus arranged his cavalry into three groups: right wing under colonel count Thurn, middle commanded by himself, and left under field marshal Herman Wrangel.
[9] Before the main battle, when Gustavus Adolphus was scouting the battlefield, he was ambushed by a Polish unit which chased him back to his camp.
[9] The main battle began some time later, before noon on 7 August, with a charge of the Swedish cavalry, which pushed the Polish forces back.
[9] For a while, both armies were at a stalemate, with neither willing to advance and engage the opponent; eventually Koniecpolski begun to pull his forces back through the levee to his own camp.
[13] The wound Gustavus Adolphus received would put him in bed until autumn, and his right arm was weakened with some fingers partially paralyzed.