The rebels killed Thursday two planes Air Force Syrian within a region northwest of the country, reported the Syrian Observatory of Human Rights (OSDH).
Both incidents occurred in the province of Idleb, when aviation main advantage of the regime in its war against the rebels bombed several towns in the region, according to the organization.
Two military aircraft were shot a few hours apart around Maaret al-Noomane.
In a video, the rebel group descendants of the Prophet Brigades claimed one of the two operations, claiming to have shot down a Russian aircraft Sukhoi type with the anti-aircraft defenses.
Since the militarization of the conflict in Syria rebels, far less equipped than the regular army, were able to kill several military aircraft using anti-aircraft and heavy machine guns, according to the OSDH and activists to videos Support.