UNESCO declares Feb. 21 as International Mother Language Day

Photo taken on Feb. 21, 2018 shows the national monument of Bangladesh in Dhaka, Bangladesh. Hundreds of thousands of visitors laid wreaths and bouquets of flowers at the Bangladesh Central Language Martyrs' Memorial monument in the capital of Dhaka Wednesday amid tight security. The United Nations Educational, Scientific and Cultural Organization (UNESCO) declared Feb. 21 as the International Mother Language Day.(Xinhua/Salim Reza)