The International Mother Language Day (IMLD) was proclaimed by the General Conference of UNESCO in November 1999.
It has been celebrated since 2000 to promote all the languages of the world.
This Day represents an effective mobilization opportunity for linguistic diversity and multilingualism.
International Mother Language Day: 21 February 2011
Find the program on : http://www.unesco.org/fileadmin/MULTIMEDIA/HQ/CLT/languages/pdf/Programme-IMLD_en.pdf