"The first written materials in the language date from 575 CE. The Telugu script is derived from that of the 6th-century Calukya dynasty and is related to that of the Kannada language. Telugu literature begins in the 11th century with a version of the Hindu epic Mahabharata by the writer Nannaya."
January 1, 1970
https://en.wikiquote.org/wiki/Telugu_language