Complex sentence: Zaheerul Islam was commissioned in the Punjab Regiment in the 55th PMA Long Course on 16 April 1977.He was served as Corps Commander V Corps, Karachi before appoinment of ISI Chief.
Split into simpler sentences: Zaheerul Islam was commissioned in the Punjab Regiment in the 55th PMA Long Course on 16 April 1977. He served as Corps Commander V Corps in Karachi before appoinment of ISI Chief.