d-vyshneveckyy

Alexei Mikhailovich, tsar of Russian Tsardom joined Russia and Ukraine in demand of Bohdan Khmelnitsky

Dmitro “Baida” Vishnevetsky, founder of first Cossack Sich

Bogdan Khmelnitsky, Ukrainian hetman and initiator of Ukrainian rebellion. Creator of first Cossack state, Hetmanschina
Zaporozhye Sich, modern restoration