The Ukrainian Hetman state had 17 hetmans over the years of its existence. All of them were bearers of the idea of an independent independent Ukrainian state. They devoted their whole lives to the implementation of this idea, setting the goal of liberating the Ukrainian people from the domination of foreigners. These hetmans had to act in the most difficult, difficult, and sometimes the most tragic historical conditions for Ukraine.Dmytro Vyshnevetskyi sought to liberate the southern Ukrainian steppes from the domination of the khanate hordes, destroy the Turkish fortresses in the lower reaches of the Dnieper, and later take possession of the Black Sea coast. Petro Sahaidachnyi, Bohdan Khmelnytskyi, Ivan Mazepa belonged to those figures whose names are called epochs. Separate essays in the book are devoted to Ivan Vyhovskyi, Pyotr Doroshenko, Pylyp Orlyk - prominent statesmen and politicians, talented diplomats.The book provides a truthful and objective biography of these and other top military leaders of the Ukrainian Cossacks. p>