499★★★★★
Mathematician-astronomer Aryabhata completes the Aryabhatiya, treating place-value notation, an approximation of pi and the Earth's rotation.
Science· India
c. 320★★★★★
Chandragupta I takes the throne, beginning the Gupta era, often regarded as a golden age of Indian science, art and literature.
Dynasty· India
628★★★★★
In the Brāhmasphuṭasiddhānta, the Indian mathematician Brahmagupta gives the first known rules for arithmetic with zero and negative numbers.
Science· India
629 – 645★★★★★
The monk Xuanzang travels to India and brings back hundreds of Buddhist texts, which he translates into Chinese.
ReligionExploration· China, India
1010★★★★★
The Chola king Rajaraja I completes the monumental temple to Shiva, a masterpiece of Dravidian architecture.
ReligionArt· India
1025★★★★★
The fleet of the Chola king Rajendra I raids Srivijayan ports along the Strait of Malacca, weakening the maritime empire.
War· India, Indonesia, Malaysia