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The Siege of Damascus (634) lasted from 21 August to 19 September 634 AD b[âº] before the city fell to the Rashidun Caliphate. Damascus was the first major city of the Byzantine (Roman) empire to fall in the Muslim conquest of Syria.
On 4 April 2013, it was reported that rebels of the Free Syrian Army besieging the 17th Division base outside Ar-Raqqah city were in control of three quarters of the base with the Syrian Army holding the command centre.