UEA have produced a colour poster (in many languages) in support of Unesco‘s International Mother Language Day, 21st February.  It can be downloaded here.

International Mother Language Day

Why International Mother Language Day?
Linguistic and cultural diversity represent universal values that strengthen the unity and cohesion of societies.The recognition of the importance of linguistic diversity led to UNESCO ’s decision to celebrate International Mother Language Day.

When was it launched?
The 30th session of the General Conference of UNESCO in 1999 decided that the Organization would launch and observe an International Mother Language Day on 21 February every year throughout the world.