<sod >The Isis militant group is about to lose control of its last territories on the border with Turkey since july, observer groups say, in what would be a major blow to its ability to receive foreign fighters from the rest of the world.< eod>< sod > Isis has lost control of its last territories on the border with Turkey since june, monitoring groups say, in a major blow to the group's ability to receive foreign fighters from the rest of the world.< eod>