Atlas of Battles

siege, medieval

Siege of Ansi

Siege of Ansi was a siege conducted in AD 645 at Ansi City, in what is now People's Republic of China. It was part of the Goguryeo–Tang War, which ran from AD 645 to AD 668. The recorded result: Goguryeo victory. Recorded strength: In Ansi: ~5,000 (garrison); At Jupilsan: ~150,000 (reinforcements) against In Ansi: Unknown; At Jupilsan: ~30,000 soldiers.

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Wars between Tang dynasty and kingdoms of Korean Peninsula, including Goguryeo, Silla and Baekje.
Wars between Tang dynasty and kingdoms of Korean Peninsula, including Goguryeo, Silla and Baekje.. SY, CC BY-SA 4.0, via Wikimedia Commons.
FoughtAD 645
WhereAnsi City, People's Republic of China40.781N, 122.778E
OutcomeGoguryeo victory
BelligerentsGoguryeo; MoheagainstTang
Casualties and losses20,000+ killed; 36,800 surrenderedand2,000+ killed or injured
Part ofGoguryeo–Tang WarFirst campaign in the Goguryeo–Tang War

Record

DateAD 645 (year precision)
to 18 September AD 645
PlaceAnsi City, People's Republic of China
40.781N, 122.778E
KindSiege, medieval
StrengthIn Ansi: ~5,000 (garrison); At Jupilsan: ~150,000 (reinforcements)In Ansi: Unknown; At Jupilsan: ~30,000 soldiers
Casualties and losses20,000+ killed; 36,800 surrendered2,000+ killed or injured
Commanders
  • Yang Manch'un
  • Emperor Taizong of Tang
  • Li Shiji
  • Zhangsun Wuji
  • Li Daozong
  • Xue Rengui
Siege of AnsiSiege of AnsiBattle of TashihchiaoBattle of YingkouBattle of LiaoyangBattle of HsimuchengBattle of Motien PassBattle of TashihchiaoBattle of YingkouBattle of LiaoyangBattle of HsimuchengBattle of Motien PassShenyengJinxiAnshanSinuijuJinzhouZhuangheWafangdianBeipiao100 km40.781N, 122.778E
The recorded site, with the nearest other engagements in the atlas. Present-day coastlines, rivers and borders; towns from Natural Earth.

Nearest engagements

In the same war

Siege of Ansi is one of 203 engagements of the 7th century in the atlas and one of 448 in present-day China.

Sources

Identity, coordinates, dates and the war from Wikidata Q12605729, released under CC0. Result, belligerents, commanders, strength and casualties from the infobox of the English Wikipedia article Battle of Ansi, revision 1381524115, read 2026-11-14, licensed CC BY-SA 4.0; the article's text is not reproduced here. Present-day country and state from Natural Earth. Dates before 1582 follow the Julian calendar as recorded.