1971 Civil disobedience movement was launched. Sheikh Mujibur Rahman asked for black flags to be raised on roof-tops for a week.Google | Bangladesh Liberation War Timeline1987 The Chalna Port Authority was renamed to Mongla Port Authority.Google | Mongla Port Authority Timeline2020 The first three COVID-19 Coronavirus cases in Bangladesh were confirmed. The infected included two men that recently returned from Italy and a female relative. On the same day, the government decided to scale down the grand ceremony planned for Sheikh Mujibur Rahman's birth centenary on 17 March.Google | COVID-19 Pandemic in Bangladesh Timeline