Analysis of information sources in references of the Wikipedia article "Chiến dịch Idlib và Hama, 2015" in Vietnamese language version.
In addition to Al Nusrah and al Qaeda-linked jihadist groups, fighters associated with the Free Syrian Army also took part in the battle.
As the biggest group in Army of Fatah, Ahrar al-Sham appears to hold the key to preventing infighting.
Other video images posted by fighters and antigovernment activists showed insurgents, including some with Fursan al-Haq, a Free Syrian Army group, using what appeared to be guided antitank missiles to blow up armored vehicles in the battles in Idlib Province in recent days.