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Signing of the Treaty
- When
- 24 February 1881
- Where
- Saint Petersburg
The Treaty of Saint Petersburg was signed on 24 February 1881, returning the eastern Ili Basin to China.
Signed in Saint Petersburg, the treaty returned the eastern Ili Basin, occupied since 1871, to Qing China. It was ratified within six months. The agreement established the Ili River as the border between the two states.
Sources
- Treaty of Saint Petersburg (1881) Wikipedia, revision of 2026-09-16
- Ili River Wikipedia, revision of 2026-08-24
Machine-drafted from the cited Wikipedia passages and checked by a reviewing model, not by a human editor. Every passage cites the revision it was written from; dates and places follow those passages.