According to Douglas Jardine, during World War 1, a line from Badwein to the 46th meridian was drawn "to afford protection to the friendly tribes on our side".[1][2][note 1]
^Claude, M (1921). London Gazette(PDF). It was ourobject to confine them to this area and to affordprotection to our friendly tribes1 behind a linedrawn roughly from Ankhor on the sea coastthrough Eil Dur Elan to Bad'wein at the eastern extremity of the Ain Valley, and thence south-west to the southern border at a point where it is intersected by the 46th degree of longitude;
^Douglas Jardine, p. 250 "An imaginary line was drawn roughly from Ankhor on the sea-coast through Eil Dur Elan to Badwein at the eastern extremity of the Ain Valley, and thence south-west to the southern border at a point where it is intersected by the 46th degree of longitude. It was our object to confine Dervish activities to their side of this line and to afford protection to the friendly tribes on our side."
