ged ▁a ▁compla ined ▁against ▁Admir al ▁Ch oud h ri ▁by ▁not ing ▁the ▁Admir al ▁of ▁" ne ither ▁having ▁the ▁brain , ▁imagination ▁or ▁depth ▁of ▁thought ▁to ▁understand ▁such ▁( def ence ) ▁problems ▁nor ▁the ▁vision ▁or ▁the ▁ability ▁to ▁make ▁any ▁contribution ." ▁Admir al ▁Ch oud h ri ▁then ▁was ▁called ▁to ▁meet ▁with ▁President ▁Mir za ▁to ▁resolve ▁the ▁inter service ▁rival ry ▁between ▁the ▁army ▁and ▁n avy ▁but ▁it ▁was ▁ended ▁with ▁" st orm y ▁interview " ▁with ▁the ▁President . ▁ ▁Upon ▁returning ▁to ▁N H Q , ▁Admir al ▁Ch oud h ry ▁decided ▁to ▁tender ▁his ▁res ignation ▁to ▁broke ▁the ▁inter service ▁imp asse ▁in ▁protest ▁as ▁result ▁of ▁having ▁differences ▁with ▁Navy ' s ▁plans ▁of ▁expansion ▁and ▁modern ization . ▁He ▁res igned ▁from ▁the ▁command ▁of ▁n avy ▁on ▁ 2 6 ▁January ▁ 1 9 5 9 ▁and ▁c ited ▁to ▁President : ▁" major ▁decision ▁[ which ] ▁have ▁been ▁taken ▁with ▁disag re ement ▁with ▁the ▁technical ▁advice ▁I ▁have ▁consist ently ▁tender ed .... ▁concerning ▁the ▁concept ▁of ▁our ▁defence , ▁the ▁appointment ▁of ▁our ▁available ▁budget , ▁and ▁the ▁size ▁and ▁shape ▁of ▁our ▁Navy ." ▁ ▁In ▁ 1 9 5 8 , ▁Vice - Ad mir al ▁Af z al ▁Rah man ▁Khan , ▁who ▁was ▁known ▁to ▁be ▁confident ▁of ▁General ▁Ay ub ▁Khan , ▁was ▁appointed ▁as ▁naval ▁chief ▁by ▁President ▁Mir za . ▁ ▁Post