This is a fact book of Bangladesh liberation war. The declaration of independence, the role of Bengali military officers had been documented. People can get in-depth information about the war of liberation in 1971. The readers will get firsthand knowledge about the birth of a nation with many limitations. Only firm determination, courage, patriotism and self-made sacrifice made it possible. The win at the battle of Mirsarai offered hope and confidence to the freedom fighters. The description of battles of Mastan nagar, Hinguli, Heaku, Chikan Chara, Chandgazi (Belonia) is really unique presentation of war. The book also contains the experiences of 8 Bengali military commanders like Maj General K. M. Safiullah, Bir Uttam (BU), ); Lt General Mir Shawkat Ali, BU; Col Shafaat Jamil, Bir Bikram; Maj Gen Mohd Ainuddin, Bir Pratik, Maj Gen Mohd Abdul Halim; Maj Gen Ejaj Ahmad Chowdhury; Maj Gen Syed Mohd Ibrahim and Maj Hafizuddin Ahmad, Bir Bikram. The Z-Force war diary and original copies of letters written during war have been incorporated in the book.