Vakataka Kingdom
State · 260–554 CE · at its largest around 490 CE
Dynasty of the Deccan, closely allied with the Guptas by marriage, whose rulers patronized the later Buddhist caves at Ajanta.
On its lands while it lasted
- Ujjain (c. 600 BCE – c. 405 CE): Capital of Janapada of Avanti (600 BCE–405 BCE), Western Satraps (43–405).
- Washim (c. 260 CE): Capital of Vakataka Kingdom (260–500).
- Works of Kalidasa (c. 400 CE): Kalidasa, the most celebrated classical Sanskrit poet and dramatist, wrote Abhijnanashakuntalam and Meghaduta, probably in the Gupta period.
- Indian numerals (c. 500 CE): Indian mathematicians developed decimal positional notation with nine digits and a zero; transmitted through the Islamic world, it became the numeral system used worldwide.
More on Wikipedia.