The Syrian Ministry of Defense announced that the armed forces, in cooperation with the Russian forces, conducted a decisive airstrike against the fortified headquarters of terrorist organizations in the Jabal Al-Arbaeen area in the Idlib countryside. 

The Ministry of Defense said that the airstrike comes in response to the "recurrent attacks carried out by terrorist organizations on civilians in safe residential areas in Hama countryside." 

The Ministry added in its statement that the strikes targeted storage piles of weapons, ammunition, guidance tools, drones, and espionage equipment, killing and wounding tens of terrorists in the process. 

Read more: Syrian Defense: Militant bases in Idlib destroyed in today's strikes

On Sunday, an Al Mayadeen correspondent reported that Russian warplanes targeted the armed groups' headquarters in the countryside of Idlib, Latakia, and Aleppo, noting that Russian planes targeted HTS sites and the Turkistani Islamic Party in the northern countryside of Latakia and the Idlib region.

Later, the Syrian Ministry of Defense confirmed that its army destroyed militant headquarters in cooperation with the Russian Air Force, leaving casualties among the armed militants.

Sources to Al Mayadeen stated that the terror group Hay'at Tahrir al-Sham transferred a number of the bodies killed during this morning's raids west of the city of Idlib to Ibn Sina Hospital.

Sources added that the "rescue government leaders" affiliated with Hay'at Tahrir al-Sham vacated their offices in the security square within the governorate and municipality buildings in the center of Idlib. 

Read more: Details of Syrian-Russian airstrikes on HTS sites revealed: Exclusive