In April 2014, ISIL returned and launched a large-scale offensive which resulted in total defeat of the other rebel groups and ISIL gained control of almost the entire Deir ez-Zor Governorate.
In April 2014, ISIL returned, following their defeat by rebels in February 2014, and launched a large-scale offensive. This resulted in the total defeat of the other rebel groups in the area, and ISIL gained control of almost the entire Deir ez-Zor Governorate.