Halivakara is a kind of tax in the Gupta era. Halivakara was a plow tax, paid by every cultivator owning a plow.Some of its taxes include Bali, Bhoga, etc.
Tamil is the oldest with literature dating back to early centuries of Christian era. This developed during the three Sangams(assemblies of poets and writers) held during different times
In Southern India, the ancient Indian writings were written in four Dravidian languages which developed their own script and literature, these are, Tamil, Telugu, Kannada,Malayalam