646

646 — China: Bianji compiled the Great Tang Records on the Western Regions / Japan: January — The Hakuhō period starts with the Taika Reform

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
No events recorded for this year 645당나라가 고구려를 침공, 양만춘이 안시성 전투에서 당 태종의 군대를 대파 645First campaign in the Goguryeo–Tang War. 647신라 진덕여왕 즉위 648Silla establishes alliance with Tang. 648신라와 당나라가 나당동맹을 체결	Bianji compiled the Great Tang Records on the Western Regions. Emperor Taizong's campaign against Xueyantuo 644Emperor Taizong of Tang starts preparations for a campaign against Goguryeo 644Tang campaigns against Karasahr: Tang general Guo Xiaoke attacks Karasahr and achieves military victory but Karasahr remains a vassal of the Western Turkic Khaganate 644Aksu (Gumo) submits to Tang 645Battle of Ansi 645Xuanzang returns from India 645First campaign in the Goguryeo–Tang War: Emperor Taizong of Tang leads an invasion of Goguryeo in person but withdraws after failure to conquer Anshi (northeast of Yingkou, Liaoning) 645July — First campaign in the Goguryeo–Tang War: Tang forces dispersed a Goguryeo army which had arrived in defense of Ansi City. 647The Protectorate General to Pacify the North was established. 647Li Shiji leads another campaign against Goguryeo, but does not succeed 648The Book of Jin was compiled. 648Tang campaign against Kucha 648Emperor Taizong of Tang launches one more campaign against Goguryeo unsuccessfully 648Songtsen Gampo of the Tibetan Empire attacks Arjuna, usurper of Harsha of Mithila, for accosting the Tang ambassador Wang Xuance 648Tang campaigns against Karasahr: Tang forces captured the king of Karasahr. 648Khitans submit to Tang as vassals	January — The Hakuhō period starts with the Taika Reform. 改新の詔JA 645Isshi incident 645Emperor Kōtoku, accession 645The Asuka period ends with the power of the Soga clan broken in the Isshi incident and Nakatomi clan becoming the dominant power. 645中大兄皇子と中臣鎌足による蘇我氏宗家誅滅（乙巳の変）。大化の改新始まる。	covered from 1607

KoreaThree Kingdoms of Korea 57 BC–660

ChinaTang dynasty 618–907

JapanAsuka period 538–710

United States

No events recorded for this year

645당나라가 고구려를 침공, 양만춘이 안시성 전투에서 당 태종의 군대를 대파
645First campaign in the Goguryeo–Tang War.
647신라 진덕여왕 즉위
648Silla establishes alliance with Tang.
648신라와 당나라가 나당동맹을 체결

Bianji compiled the Great Tang Records on the Western Regions.
Emperor Taizong's campaign against Xueyantuo

644Emperor Taizong of Tang starts preparations for a campaign against Goguryeo
644Tang campaigns against Karasahr: Tang general Guo Xiaoke attacks Karasahr and achieves military victory but Karasahr remains a vassal of the Western Turkic Khaganate
644Aksu (Gumo) submits to Tang
645Battle of Ansi
645Xuanzang returns from India
645First campaign in the Goguryeo–Tang War: Emperor Taizong of Tang leads an invasion of Goguryeo in person but withdraws after failure to conquer Anshi (northeast of Yingkou, Liaoning)
645July — First campaign in the Goguryeo–Tang War: Tang forces dispersed a Goguryeo army which had arrived in defense of Ansi City.
647The Protectorate General to Pacify the North was established.
647Li Shiji leads another campaign against Goguryeo, but does not succeed
648The Book of Jin was compiled.
648Tang campaign against Kucha
648Emperor Taizong of Tang launches one more campaign against Goguryeo unsuccessfully
648Songtsen Gampo of the Tibetan Empire attacks Arjuna, usurper of Harsha of Mithila, for accosting the Tang ambassador Wang Xuance
648Tang campaigns against Karasahr: Tang forces captured the king of Karasahr.
648Khitans submit to Tang as vassals

January — The Hakuhō period starts with the Taika Reform.
改新の詔JA

645Isshi incident
645Emperor Kōtoku, accession
645The Asuka period ends with the power of the Soga clan broken in the Isshi incident and Nakatomi clan becoming the dominant power.
645中大兄皇子と中臣鎌足による蘇我氏宗家誅滅（乙巳の変）。大化の改新始まる。

covered from 1607