Why is Morocco recognising the Amazigh language now?

Africa Daily - A podcast by BBC World Service

Morocco has announced that it will begin teaching Tamazight in primary schools. The language of the Amazigh people, who live in many north African countries, dates back more than 2500 years. Morocco will also recognise Amazigh New Year as a public holiday. The country is home to the largest population of the Amazigh people and has been for hundreds of years. So, why are the government recognising their culture now? #AfricaDaily