<Tr> <Td> <Ul> <Li> </Li> <Li> </Li> <Li> </Li> </Ul> </Td> </Tr> <Ul> <Li> </Li> <Li> </Li> <Li> </Li> </Ul> <P> Cossacks (Ukrainian: козаки́, kozaky, Russian: казаки́, translit . kazaki, Belarusian: казакi, Polish: kozacy, Czecho - Slovak: kozáci, Hungarian: kozákok) were a group of predominantly East Slavic - speaking people who became known as members of democratic, self - governing, semi-military communities, predominantly located in Southern Russia and in South - Eastern Ukraine . They inhabited sparsely populated areas and islands in the lower Dnieper, Don, Terek and Ural river basins and played an important role in the historical and cultural development of both Ukraine and Russia . </P> <P> The origins of the first Cossacks are disputed, though the 1710 Constitution of Pylyp Orlyk claimed Khazar origin . The emergence of Cossacks is dated to the 14th or 15th centuries, when two connected groups emerged, the Zaporozhian Sich of the Dnieper and the Don Cossack Host . </P>

Who were the cossacks of the russian domain
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