Frederick was forced to lift the siege on 20 June and withdraw entirely from Bohemia back into Saxony .
Well-positioned Austrian artillery and musketry decimated the advancing Prussian columns.
Sources for details include Wikipedia , Warfare History Network , and British Battles . If you’re interested, I can provide more info on: The tactic Frederick famously used How he recovered from this loss at the Battle of Rossbach
Frederick’s plan relied on an oblique order attack to outflank the Austrian right wing. However, the execution failed due to several tactical errors:
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.