Pavlo Mikhnovych was a colonel in Registered Cossacks (реєстрові козаки) аnd self-appointed hetman

Hetman

Hetman was the title of the second-highest military commander in 15th- to 18th-century Poland and the Grand Duchy of Lithuania, which together, from 1569 to 1795, comprised the Polish-Lithuanian Commonwealth, or Rzeczpospolita....

, as well as a leader of a peasant rebellion (the Pawluk Uprising

Pawluk Uprising

The Pavluk Uprising of 1637 was a Cossack uprising in Left-bank Ukraine and Zaporizhia headed by Pavlo Mikhnovych against the Polish-Lithuanian Commonwealth.The rebellion was sparked by several Cossacks expelled from the Cossack Registry...

) in Left-bank Ukraine

Left-bank Ukraine

Left-bank Ukraine is a historic name of the part of Ukraine on the left bank of the Dnieper River, comprising the modern-day oblasts of Chernihiv, Poltava and Sumy as well as the eastern parts of the Kiev and Cherkasy....

 and Zaporizhia

Zaporizhia

Zaporizhia or Zaporozhye [formerly Alexandrovsk ] is a city in southeastern Ukraine, situated on the banks of the Dnieper River. It is the administrative center of the Zaporizhia Oblast...

.

The rebellion against the Polish-Lithuanian Commonwealth

Polish-Lithuanian Commonwealth

The Polish–Lithuanian Commonwealth was a dualistic state of Poland and Lithuania ruled by a common monarch. It was the largest and one of the most populous countries of 16th- and 17th‑century Europe with some and a multi-ethnic population of 11 million at its peak in the early 17th century...

 was sparked by several Cossacks expelled from the Cossack Registry

Registered Cossacks

Registered Cossacks is the term used for Cossacks formations of the Polish–Lithuanian Commonwealth armies.-Establishing:The registered cossacks were created on the King's edict of Sigismund II Augustus on June 5, 1572 confirming the orders of the Crown Hetman Jerzy Jazłowiecki. The first senior ...

. Mikhnovych ordered the captured commanders of the Registered Cossacks to be executed and issued a declaration, in which he proclaimed a fight against the masters. Defeated by the forces of Mikołaj Potocki in the Battle of Kumejki in 1637, he was brought to Warsaw

Warsaw

Warsaw is the capital and largest city of Poland. It is located on the Vistula River, roughly from the Baltic Sea and from the Carpathian Mountains. Its population in 2010 was estimated at 1,716,855 residents with a greater metropolitan area of 2,631,902 residents, making Warsaw the 10th most...

, tried and executed. The remnants of his forces capitulated near Borowica

Borowica

Borowica may refer to the following places in Poland:*Borowica, Lower Silesian Voivodeship *Borowica, Lublin Voivodeship...

soon afterwards. He was succeeded in his command of Registered Cossacks by colonel Ilyash Karaimovich.