▁the ▁imperial ▁library . ▁He ▁was ▁restored ▁to ▁his ▁position ▁as ▁a ▁dut ong ▁in ▁June ▁ 1 8 5 6 , ▁and ▁further ▁appointed ▁as ▁an ▁Inter ior ▁Minister ▁( <0xE5> <0x85> <0xA7> 大 <0xE8> <0x87> <0xA3> ) ▁in ▁May ▁ 1 8 5 9 . ▁ ▁Second ▁O pi um ▁War ▁ ▁In ▁September ▁ 1 8 6 0 , ▁during ▁the ▁Second ▁O pi um ▁War , ▁as ▁the ▁Ang lo - F rench ▁forces ▁closed ▁in ▁on ▁the ▁capital ▁Be ij ing , ▁the ▁X ian f eng ▁Emperor ▁ordered ▁Z ai y uan ▁and ▁Mu y in ▁( <0xE7> <0xA9> <0x86> <0xE5> <0xBB> <0x95> ) ▁to ▁negoti ate ▁for ▁peace ▁at ▁T ong z hou ▁with ▁the ▁enemy . ▁The ▁Ang lo - F rench ▁deleg ation , ▁which ▁included ▁Harry ▁Smith ▁Park es ▁and ▁Henry ▁L och , ▁were ▁taken ▁prisoner ▁by ▁the ▁Mong ol ▁general ▁S eng ge ▁R in chen ▁during ▁the ▁negoti ations . ▁S eng ge ▁R in chen ▁then ▁led ▁his ▁el ite ▁Mong ol ▁caval ry ▁to ▁attack ▁the ▁Ang lo - F rench ▁forces ▁at ▁the ▁Battle ▁of ▁B ali q iao ▁but ▁was ▁defeated . ▁The ▁X ian f eng ▁Emperor ▁re called ▁Z ai y uan ▁and ▁Mu y in ▁from ▁T ong z hou , ▁fled ▁with ▁most ▁of ▁his ▁imperial ▁court ▁to ▁Re he ▁Province , ▁and ▁appointed ▁Prince ▁G ong ▁as ▁an ▁Imperial ▁Commission er ▁with ▁Dis cret ion ▁and ▁Full ▁Author ity ▁( <0xE6>