ged ▁Z hang ▁J ing ▁to ▁attack ▁the ▁pir ates , ▁but ▁Z hang ▁J ing ▁resist ed ▁and ▁would ▁not ▁even ▁discuss ▁his ▁strategy ▁with ▁him , ▁so ▁Z ha o ▁ret ali ated ▁by ▁writing ▁a ▁mem orial ▁to ▁the ▁throne ▁acc using ▁Z hang ▁J ing ▁of ▁deliber ately ▁delay ing ▁the ▁operation ▁for ▁his ▁own ▁profit . ▁ ▁Z hang ▁J ing ' s ▁plan ▁was ▁to ▁star ve ▁the ▁pir ates ▁out ▁of ▁their ▁base ▁in ▁Z hel in ▁while ▁waiting ▁for ▁the ▁M ing ▁rein for c ements ▁to ▁arrive . ▁The ▁pir ates ▁were ▁comp elled ▁to ▁leave ▁their ▁fort ified ▁positions ▁and ▁were ▁way la id ▁by ▁M ing ▁forces ▁in ▁the ▁Battle ▁of ▁Wang ji ang j ing ▁( 王 江 <0xE6> <0xB6> <0x87> ), ▁north ▁of ▁J ia x ing , ▁on ▁ 1 0 ▁May ▁ 1 5 5 5 . ▁Z hang ▁J ing ▁and ▁his ▁gener als ▁Lu ▁Tang ▁and ▁Yu ▁Day ou ▁un le ashed ▁the ▁newly ▁arrived ▁ab original ▁troops ▁onto ▁the ▁pir ates ▁and ▁took ▁ 1 , 9 0 0 ▁heads ▁in ▁what ▁became ▁the ▁greatest ▁M ing ▁victory ▁so ▁far ▁in ▁the ▁anti - w ok ou ▁campaign . ▁Despite ▁the ▁great ▁triumph , ▁Z ha o ▁W en h ua ' s ▁den oun cement ▁of ▁Z hang ▁J ing ▁reached ▁Be ij ing , ▁where ▁Z ha o ' s ▁ment or ▁Yan ▁Song ▁convinced ▁the ▁em peror ▁that ▁the ▁victory ▁proved ▁that