Syrian rebels in the last opposition enclave in northern Syria launched on Wednesday a wide-scale military operation against the Syrian army and seized territory in the first such advance in years, army and rebel sources said.

Syrian rebels have launched a large-scale attack on regime forces in western Aleppo, according to a Free Syrian Army source and local residents, marking the first major flare-up in years between both sides.

Scores of people were killed after forces opposed to the government of President Bashar al-Assad overtook a Syrian military base, a monitoring group reported.

At least 18 people have been killed in fighting between Islamist rebels and Syrian government troops in north-west Syria, activists and a monitoring group said Wednesday. The Syrian Observatory for Human Rights said members of Hayat Tahrir al Sham,

Syrian rebel group Hayat Tahrir al-Sham and its allied factions launched a surprise attack on the Syrian army in the northern province of Aleppo. Violent clashes that followed have killed nearly 60 combatants so far.

Syrian rebels have launched a new offensive in the northwest, reportedly capturing several villages, as regime forces launched airstrikes on opposition towns

Syrian rebels launched a surprise offensive against government positions in northwest Syria on Wednesday, reportedly capturing several villages in western Aleppo. The operation, named "Deterring Aggression,