Treaty of Saint Petersburg (1881)

Treaty of Saint Petersburg
TypeUnequal treaty
Signed24 February 1881
LocationSaint Petersburg, Russia
Signatories
Parties
Treaty of Saint Petersburg
Traditional Chinese聖彼得堡條約
Simplified Chinese圣彼得堡条约
Transcriptions
Standard Mandarin
Hanyu PinyinShèngbǐdébǎo Tiáoyuē
Wade–GilesSheng4-pi3-te2-pao3 T'iao2-yüeh1
Treaty of Ili
Traditional Chinese伊犁條約
Simplified Chinese伊犁条约
Transcriptions
Standard Mandarin
Hanyu PinyinYīlí Tiáoyuē
Wade–GilesI1-li2 T'iao2-yüeh1

The Treaty of Saint Petersburg or Treaty of Ili was an unequal treaty between the Russian Empire and the Qing dynasty that was signed in Saint Petersburg, Russia, on 24 February [O.S. 12 February] 1881. It provided for the return to China of the eastern part of the Ili Basin region, also known as Zhetysu, which had been occupied by Russia since 1871 during the Dungan Revolt.