Categories General Knowledge In Pakistan Army the rank of Chief of Staff replaced the rank of Commander-in-Chief on Post author By esimpk Post date November 20, 2021 A: April 9, 1970 B: March 3, 1972 C: June 6, 1974 D: August 4, 1975 ← Serial Alamgir is famous for its → Who was the chief of staff of Pakistan Army?