<P> Silver coin issued during the reign of ৰুদ্ৰ সিংহ Rudro Singho with Assamese inscriptions . </P> <Li> <P> North Indian Brahmi found in Ashok pillar . </P> </Li> <P> North Indian Brahmi found in Ashok pillar . </P> <Li> <P> The Halmidi inscription, the oldest known inscription in the Kannada script and language . The inscription is dated to the 450 CE - 500 CE period . </P> </Li>

Explain the language policy of india after independence