Iran and Russia, both stretched by conflicts of their own, have experienced setbacks in Syria after a rebel offensive in the northwest of the country.

A lightning offensive in Syria last week broke a prolonged stalemate 13 years into Syria's civil war and emphasized the vulnerability of Syrian President Bashar al-Assad's regime. Why it matters: Rebels last week reclaimed nearly all of Aleppo,

The 13-year civil war in Syria has roared back into prominence with a surprise rebel offensive on one of Syria’s largest cities and ancient business hub.

Eight years ago, Syria’s civil war shifted in President Bashar Al-Assad’s favor after a Russian blitzkrieg on Aleppo helped him regain control over the country’s second biggest city.

The rebel groups fighting in Syria’s 13-year-long war are a complex patchwork of fighters, focused on battling against different enemies.

Syrian rebels' capture of Aleppo from President Bashar al-Assad has brought the Syrian civil war back into focus, jolting frontlines that had been dormant for years with implications for the region and beyond.

Images shared on social media have illustrated the anger that Syrian rebels fighting President Bashar al-Assad feel toward his ally Vladimir Putin. The Russian leader has been indispensable in propping up Assad's regime during the brutal Syrian civil war that started in 2011 but has been essentially frozen over the last four years.

Syrian government forces launched a counterattack against Islamist-led rebels around the key city of Hama on Wednesday after suffering a string of staggering losses, a war monitor said.Hama is strategically located in central Syria and for the army,