Syrian army enters Raqqa province in offensive against IS

Baku. 4 June. REPORT.AZ/ The Syrian army has crossed the boundary of Raqqa province after advancing in a major Russian-backed offensive against Islamic State militants, the Syrian Observatory for Human Rights, a group that monitors the war, said on Saturday, Report informs referring to the Reuters.

Heavy Russian air strikes hit Islamic State-held territory in eastern areas of Syria's Hama province, near the boundary of Raqqa province, on Friday and the army reached the edge of the province.

Raqqa city, further east, is Islamic State's de facto capital in Syria and, along with Mosul in Iraq, the ultimate target of those seeking to destroy the group's self-declared caliphate.

The Syrian army offensive is the third big assault on the self-proclaimed caliphate in recent days after Iraqi forces attempted to storm a city and a Syrian militia advanced with U.S. support.