The Malakand Pass gives access to the valley of the Swat, a long and wide trough running east and west, among the mountains. Six miles further to the east, at Chakdara, the valley bifurcates. One branch runs northward towards Uch, and, turning again to the west, ultimately leads to the Panjkora River and beyond to the great valley of Nawagai. For some distance along this branch lies the road to Chitral, and along it the Malakand Field Force will presently advance against the Mohmands. The other branch prolongs the valley ............