Tens of thousands of people remained displaced by the violence and the United Nations has been unable to bring in much-needed humanitarian and medical aid because of ongoing clashes.

Clashes that shook southern Syria this week have killed hundreds of people, including civilians, and drawn in an array of both local and international players, harking back to the dynamics of the country’s nearly 14-year civil war.

Armed tribes supported by Syria's Islamist-led government clashed with Druze fighters outside Sweida Friday a day after government troops withdrew from the Druze-majority city, the warring parties and a monitoring group said.