Treaty of Chudnov or Treaty of Cudnów ( pl, Ugoda cudnowska, uk, Чуднівський трактат) was a treaty between the

Polish–Lithuanian Commonwealth The Polish–Lithuanian Commonwealth, formally known as the Kingdom of Poland and the Grand Duchy of Lithuania, and, after 1791, as the Commonwealth of Poland, was a bi-confederal state, sometimes called a federation, of Crown of the Kingdom of ...

and the

Cossacks The Cossacks , es, cosaco , et, Kasakad, cazacii , fi, Kasakat, cazacii , french: cosaques , hu, kozákok, cazacii , it, cosacchi , orv, коза́ки, pl, Kozacy , pt, cossacos , ro, cazaci , russian: казаки́ or ...

, signed in

Chudniv Chudniv ( ua, Чуднів, pl, Cudnów, yi, טשודנאוו, russian: Чу́днов) is a city in Zhytomyr Raion, Zhytomyr Oblast, Ukraine. Prior to 2020, it was the administrative center of the former Chudniv Raion. Population: History ...

(Polish: Cudnów) on 17 October 1660 during the Chmielnicki Rebellion. It restored most of the provisions of the

Treaty of Hadiach The Treaty of Hadiach ( pl, ugoda hadziacka; uk, гадяцький договір) was a treaty signed on 16 September 1658 in Hadiach (Hadziacz, Hadiacz, Гадяч) between representatives of the Polish–Lithuanian Commonwealth ( representin ...

, except for the elevation of Ruthenia to the status equal of the Poland and Lithuania. It invalidated the

Pereyaslav Articles The Pereyaslav Articles ( uk, Переяславські статті, translit=Pereiaslavski statti, russian: Переяславские статьи) were concluded on October 27, 1659 between Yurii Khmelnytsky, the son of Bohdan Khmelnytsky, and ...

. The treaty was signed following the Polish victory at the

Battle of Chudnov The Battle of Chudnov (Chudniv, Cudnów) took place from 14 October to 2 November 1660, between the forces of the Polish–Lithuanian Commonwealth, allied with the Crimean Tatars, and the Tsardom of Russia, allied with the Cossacks. It ended wit ...

. The treaty meant that the Cossacks withdrew their support from Russia in the

Russo-Polish War (1654–67) Armed conflicts between Poland (including the Polish–Lithuanian Commonwealth) and Russia (including the Soviet Union) include: Originally a Polish civil war that Russia, among others, became involved in. Originally a Hungarian revolutio ...

, and transferred it back to the Commonwealth. The war would eventually be concluded with the 1667

Treaty of Andrusovo The Truce of Andrusovo ( pl, Rozejm w Andruszowie, russian: Андрусовское перемирие, ''Andrusovskoye Pieriemiriye'', also sometimes known as Treaty of Andrusovo) established a thirteen-and-a-half year truce, signed in 1667 bet ...

References

1658 in the Polish–Lithuanian Commonwealth Poland–Ukraine military relations 1660 treaties Chudnov Chudnov 17th century in the Zaporozhian Host {{Ukraine-hist-stub