Yuri Nemyrych

Yuri Nemyrych (Ukrainian: Юрій Стефанович Немирич, 1612–1659) or Jerzy Niemirycz was a Polish-Lithuanian magnate and politician of Ruthenian stock (gente Ruthenus natione Polonus) and Cossack Hetmanate official and diplomat.

He has shown great interest in politics, evidenced by his work Discursus de bello Moscovitico, written in 1633 and dedicated to his uncle and fellow Polish Brethren Roman Hojski.

Upon his return home, Polish–Lithuanian Commonwealth, in 1634, he was already a well-educated lower level magnate and aspiring Polish-Ruthenian politician (gente Ruthenus natione Polonus), and a model noble citizen.

He took place in the preparation of the Treaty of Radnot (partition of the Polish–Lithuanian Commonwealth amongst five signatories: Charles X Gustav, György Rákóczi II of Transylvania, Frederick William, Elector of Brandenburg, Bohdan Khmelnytsky, and Bogusław Radziwiłł), signed in 1656.

In 1659 the Muscovite Tsardom refused to accept the new Commonwealth and invaded Ukraine, but Russian army was defeated at the battle of Konotop, but through conspiracies, betrayals, and money Russian achieved the cancellation of Vyhovsky’s hetman position by the Cossacks of Black Council of 1663, and caused a rebellion of the serfs and pro-Russian Cossacks and these rebels killed Yuri Nemyrych in a minor engagement, allegedly he was stabbed 70 times in the chest.