Dhaka, Feb. 21 -- The most memorable day in our country's history is February 21st, which we commemorate by performing a traditional song that deeply saddens us and honors the martyrs of our mother tongue: "Amar bhaier rokte rangano ekushe February, Ami ki vulite pari."The later periods of our history were influenced by the 1952 language movement. Looking back at the past will help us understand the significance of February 21. In order to preserve unity and fraternity between the peoples of East Pakistan (now Bangladesh) and West Pakistan, the state of Pakistan was established on the basis of the religious disparities between the two communities of undivided India.However, over time, the Pakistanis betrayed the mutual trust by ignoring the...