Kolin 1757: Frederick The Great's First Defeat -

Although Prussian cavalry initially drove back an Austrian counterattack, they were later crushed by fresh Austrian cavalry reserves.

Prussian infantry, harassed by Austrian Grenzers (light infantry), turned to attack the Austrian center too early, resulting in a piecemeal frontal assault instead of the intended flanking maneuver. Kolin 1757: Frederick the Great's First Defeat

Prussia lost the strategic initiative; for much of the remaining war, Frederick was forced to react to the moves of the anti-Prussian coalition rather than dictating the conflict. Although Prussian cavalry initially drove back an Austrian