640
640 — China: Tang campaign against Karakhoja
4 events. The text is the source chronology verbatim; the terms are in Sources & licenses. The grey lines above and below are the surrounding 2 years.
| KoreaThree Kingdoms of Korea 57 BC–660 | ChinaTang dynasty 618–907 | JapanAsuka period 538–710 | United States |
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- No events recorded for this year
- 641백제 의자왕 즉위
- 642Bojang of Goguryeo, accession
- 642백제와 신라의 대야성 전투에서 백제가 승리
- 642고구려의 연개소문이 정변을 일으켜 정권을 장악, 보장왕이 즉위
| - Tang campaign against Karakhoja: Tang defeated and annexed Gaochang.
- The Protectorate General to Pacify the West was established.
- Tang campaign against Karakhoja: Hou Junji conquers Karakhoja and annexes Gaochang (Turpan, Xinjiang); the Protectorate General to Pacify the West is created
- Gar Tongtsen Yulsung of the Tibetan Empire arrives in Tang with tribute and successfully requests for a princess bride
- 638The Tibetan Empire attacks the city of Songzhou, now modern Songpan, in Sichuan
- 638Tibetan attack on Songzhou
- 638Gar Tongtsen Yulsung of the Tibetan Empire arrives in Tang to ask for a princess bride
- 639Census estimates a total population of 50 million residing within Tang administered territory
- 641Emperor Taizong's campaign against Xueyantuo
- 641唐派文成公主與吐蕃贊普松贊干布通婚。
| - No events recorded for this year
| covered from 1607 |