The Battle of Chotusitz, or Chotusice, sometimes called the Battle of Czaslau, was fought on May 17, 1742, in Bohemia between the Austrians under Prince Charles Alexander of Lorraine and the Prussians under Frederick the Great. The battle was a part of the War of the Austrian Succession sometimes referred to as the First Silesian War. The armies were about equal at 28,000 to 30,000 each, with the Prussians having about 2,000 more infantry and the Austrians some 2,000 more cavalry.