Int'l Mother Language Day marked in Bangladesh

A bomb disposal unit of law enforcers secures the national monument of Bangladesh in Dhaka, Bangladesh, Feb. 20, 2018. Bangladesh prepares to celebrate the International Mother Language Day on Feb. 21. United Nations Educational, Scientific and Cultural Organization declared Feb. 21 the International Mother Language Day on Nov. 17, 1999 to honor the supreme sacrifice of language martyrs. (Xinhua/Salim Reza)