The Battle of Mogersdorf or Battle of St. Gotthard was the most important battle in the Turkish War of 1663/1664. It took place on the 1st. August 1664 on the Raab between Mogersdorf and the Cistercian monastery of St. Gotthard in German-West Hungary (today Hungary). The Imperial Army under the leadership of Count Raimondo Montecuccoli and the Imperial Army under Imperial Field Marshal Leopold Wilhelm von Baden-Baden managed to stop the main Ottoman force that wanted to march against Vienna under the command of Grand Vizier Köprülü Fâzil Ahmed Pasha. The battle was one of the four important pitched battles of the Turkish Wars. In June 1664, the commander of the Imperial Southern Army (also called the “Mur Army”), Banus Nikolaus Zrinski, had to break off the siege of the Ottoman fortress o