Gupta
300 A.D.
- Gupta kingdom founded under the rule of Candaragupta I ( 320 A.D. )
400 A.D.
- the works of Ramayana and Mahabharata are completed (c. 400 A.D.)
- Hephthalites invade Gupta (c. 430 A.D.)
- Hephthalites driven from Gupta by Skandagupta (c. 460 A.D.)
- Aryabhalta calculates Pi (499 A.D.)
500 A.D.
- a second Hephthalite invasion hastens the decline of the Gupta kingdom (c. 500 A.D.)