Hayat Tahrir al-Sham and allied rebel factions "control Aleppo city, except the neighbourhoods controlled by the Kurdish forces. For the first time since the conflict started in 2012, Aleppo city is out of control of Syrian regime forces," Rami Abdel Rahman, head of the Britain-based Syrian Observatory for Human Rights, told AFP.

The lightning assault on Aleppo by the Islamist militant group Hayat Tahrir al-Sham abruptly redrew the front lines of Syria’s civil war.

The Syrian regime has rushed in reinforcements to hold off a rebel advance into the Hama countryside, after the insurgents seized the country’s second city Aleppo in the biggest threat to autocratic ruler Bashar al-Assad in years.

The Syrian military rushed in reinforcements Sunday to push back insurgents from advancing farther into the countryside.

The Syrian military has rushed in reinforcements to push back insurgents from advancing farther into the northern Hama countryside after they seized Aleppo in a surprise offensive

Insurgents have breached Syria’s largest city and clashed with government forces for the first time since 2016.

Rebel forces in Syria have taken control of "half" of second-largest city, Aleppo

Anti-government rebels seized control of Syria's second-largest city of Aleppo on Saturday. Their advance ignites a new phase of the country's long-running civil war.

The Syrian army said on Saturday dozens of its soldiers had been killed in a major attack by rebels who swept into the city of Aleppo, forcing the army to redeploy in the biggest challenge to President Bashar al-Assad in years.