The Battle of Aleppo, is an ongoing military confrontation in Aleppo, Syria between the Free Syrian Army and its allies and the Syrian military. The battle began on 19 July 2012 as a part of the Syrian civil war. Clashes escalated in late July as the Syrian Army and opposition fighters fought in the city, which is the largest in Syria and holds great strategic and economic importance. The scale and importance of the combat has led to combatants calling it "the mother of all battles"