770s

Millennium:	1st millennium
Centuries:	7th century – 8th century – 9th century
Decades:	740s 750s 760s – 770s – 780s 790s 800s
Years:	770 771 772 773 774 775 776 777 778 779
Categories:	Births – Deaths – Architecture; Establishments – Disestablishments

The 770s decade ran from January 1, 770, to December 31, 779.

[edit] Events and trends

The famous King Khalif Abbasid Al Mansoor (712–775) founded Baghdad, which is situated on the banks of the Tigris, and made it a center of learning. The King invited a scholar of Ujjain by the name of Kanka in 770 AD. Kanka used the Brahma Sphuta Siddhanta to explain the Hindu system of arithmetic astronomy.

Millennium:	1st millennium
Centuries:	7th century – 8th century – 9th century
Decades:	740s 750s 760s – 770s – 780s 790s 800s
Years:	770 771 772 773 774 775 776 777 778 779
Categories:	Births – Deaths – Architecture Establishments – Disestablishments