Languages with official status in India
The Indian constitution, in 1950, declared Hindi in Devanagari script to be the official language of the union. Unless Parliament decided otherwise, the use of English for official purposes was to cease 15 years after the constitution came into effect, i.e., on 26 January 1965. The prospect of the changeover, however, led to much alarm in the non Hindi-speaking areas of India, especially Dravidian-speaking states whose languages were not related to Hindi at all. As a result, Parliament enacted the ,
Languages of India
In addition to states and union territories, India has autonomous administrative regions which may be permitted to select their own official language – a case in point being the Bodoland Territorial Council in Assam which has declared the Bodo language as official for the region, in addition to Assamese and English already in use. and Bengali in the Barak Valley, as its official languages.