The International Mother Language day is praised on February 21st consistently since 2000. The primary thought behind this is to advance and safeguard the local dialects and society.
* It was initially proclaimed by UNESCO on 17th November, 1999 to observe February 21st as International Mother Language day.
* It was reported as a consequence of the determination was gone by Rafiqul Islam to celebrate 2 persons executed in Dhaka in dialect development on February 21st,1952.

* 2008 was praised as the International Year of Languages.