As fighting continues in the Idlib Governorate, the Syrian Army takes control of rebel-stronghold Kafranbel for the first time since 2012, and 18 nearby villages including Sheikh Dames and Sheikh Mustafa.
Turkey says Syrian shelling killed five of its troops at an observation post at Taftanaz Military Airbase in Idlib Governorate. The Turkish government says it "retaliated against the attack to destroy all enemy targets and avenging our fallen troops".
Israeli warplanes fire missiles near Damascus, Syria. A pro-opposition war monitor says army positions and Iran-backed militias are targeted, killing 12 fighters. Syria says eight fighters are wounded and Israel intends to "save the armed terrorist organisations which have been collapsing in Idlib and western Aleppo Governorate in front of the strikes of the Syrian Army".
Syrian Army shelling kills Turkish military personnel in Idlib Governorate, prompting retaliation by Turkish forces. A pro-opposition war monitor says the Turkish retaliation killed 13 Syrian soldiers, which Syria denies. The Russian Ministry of Defence says Turkey moved troops "inside the de-escalation zone [...] without notifying the Russian side". Turkish President Erdoğan says the Syrian shelling killed five Turkish soldiers and three civilian personnel, with nine others injured, and that the Russians "need to stand aside".
The Syrian Army, backed by Russian Air Force support, enters the largely deserted city of Ma'arrat al-Nu'man in the northern Idlib Governorate. Only light resistance is reported as most rebel groups, including Hayat Tahrir al-Sham, withdrew their fighters. The city had been under rebel control since October 2012.
The Syrian Army captures the entire northern Hama-southern Idlib rebel pocket, asserting control over the strategic towns of Kafr Zita, Al-Lataminah and Murak, as well as numerous villages and an archaeological site, following the withdrawal of rebel forces.
The Syrian Army and the Turkish Land Forces exchange heavy fire in the northern Idlib Governorate, in what Turkish officials described as a deliberate mortar attack on one of their observation posts in Murak that wounded three Turkish troops.
Following Russian airstrikes, the Syrian army and allied Lebanese Hezbollah militia take control of a highland area in Idlib province close to insurgent-held positions, according to the Syrian Observatory for Human Rights.