DAMASCUS, Oct. 9 (Xinhua) -- 250 civilians were killed and dozens injured by U.S.-led airstrikes in the Syrian city of Raqqa over the past four days, human rights watchdog said on Monday.

Syrian Observatory for Human Rights (SOHR) said that the U.S.-led strikes have killed 1,117 civilians, including 267 children and 164 women since June.

Earlier, the Britain-based SOHR said 85 percent of the city has been liberated from Islamic State control.