The Battle of Czestochowa was fought in the winter of 1655 and 1656 between Sweden and Poland. The Swedish were attempting to capture the Jasna Góra monastery. Their siege was ineffective. Combatants Polish-Lithuanian Commonwealth and allies Sweden and allies Commanders Jan Kazimierz of Poland Charles X of Sweden Strength Casualties This article is about the history of Poland. ... The Battle of Warsaw which took place on 28-30 July 1656, between armies of the Polish-Lithuanian Commonwealth on the one side and of Sweden and Brandenburg on the other, was an important battle of the Northern Wars. ... Events May 10 - English troops land on Jamaica March 25 - Saturns largest moon, Titan, is discovered by Christian Huygens. ... // Events Mehmed Köprülü becomes Grand Vizier of the Ottoman Empire. ... Medieval Jasna Góra Monastery Jasna Góra Monastery Jasna Góra Monastery Jasna Góra Monastery by night The Jasna Góra Monastery (pl. ...