and ▁( 1 8 5 2 – 1 9 1 3 ), ▁as ▁a ▁co - author . ▁Some ▁of ▁his ▁publications ▁are : ▁ ▁An ▁Aut umn ▁Tour ▁in ▁Western ▁Pers ia ▁( 1 9 0 2 ) ▁ ▁Nad ir ▁Shah : ▁An ▁Historical ▁Nov el ▁( 1 9 0 8 ) ▁ ▁The ▁Life ▁of ▁Sir ▁Alfred ▁Com yn ▁Ly all ▁( 1 9 1 3 ) ▁ ▁The ▁Life ▁of ▁Field - Mar shal ▁Sir ▁George ▁White , ▁V . C . ▁( 1 9 1 5 ) ▁The ▁Th ir teenth ▁H uss ars ▁in ▁the ▁Great ▁War ▁( 1 9 2 1 ) ▁ ▁Leg acy ▁ ▁Dur and ▁Line ▁The ▁Dur and ▁Line ▁is ▁named ▁after ▁Sir ▁Mort imer ▁and ▁remains ▁the ▁international ▁border ▁between ▁Afghan istan ▁and ▁modern - day ▁Pakistan ▁that ▁is ▁officially ▁recognized ▁by ▁all ▁countries ▁apart ▁from ▁Afghan istan . ▁The ▁border ▁is ▁an ▁on going ▁point ▁of ▁cont ention ▁between ▁the ▁two ▁countries , ▁as ▁Afghan istan ▁un il ater ally ▁disput es ▁the ▁legit im acy ▁of ▁the ▁border . ▁▁ ▁In ▁ 1 8 8 4 ▁Dur and ▁informed ▁Abd ur ▁Rah man ▁Khan , ▁the ▁Am ir ▁of ▁Afghan istan , ▁the ▁front ier ▁between ▁modern - day ▁Pakistan ▁( the ▁successor ▁state ▁of ▁British ▁India ) ▁and ▁Afghan istan ▁that ▁the ▁g arrison ▁of ▁P and je h ▁had ▁been ▁sla ugh tered ▁on ▁the ▁orders ▁of ▁the ▁Russian ▁General ▁Kom ar ov . ▁ ▁The ▁Rus