History of war of liberation

Gaibandha was under Sector 11

Area - Mymensingh District and Tangail District along with parts of Rangpur District, Gaibandha District, Ulipur Upazila|Ulipur, Kamalpur and Chilmari Upazila.
Sector HQ - Teldhala, transferred to Mahendraganj October 10th 1971.

Sector Commanders

1.Major Ziaur Rahman (June 27th '71 - Oct 10th '71)
2. Major Abu Taher (Oct 10 - Nov 2nd '71) suffered a mine blast injury. Service discharged by medical board - Nov 14th '71 in Pune, India, due to leg amputation. Temporarily reinstated BD Army Spring 1972*
3.Squadron Leader M. Hamidullah Khan (Nov 2nd '71 - Feb 14th '72)

Sub-Sectors and Commanders

1.Mankarchar (Squadron Leader M.Hamidullah Khan);
2.Mahendraganj (Major Abu Taher; Lieutenant Mannan);
3.Purakhasia (Lieutenant Hashem);
4.Dhalu (Lieutenant Taher; Lieutenant Kamal);
5.Rangra (Matiur Rahman)
6.Shivabari (divided between junior commissioned officers of the EPR);
7.Bagmara (divided between junior commissioned officers of the EPR); and
8.Maheshkhola (a member of the EPR).