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 ,
Hindi in Bihar
Despite the large number of speakers of Bihari languages, these languages have not been constitutionally recognised in India. Hindi is the language used for educational and official matters in Bihar, with English occasionally used in education and government. These languages was legally absorbed under the subordinate label of HINDI in the 1961 Census. Such state and national politics are creating conditions for language endangerments.