Registered Cossacks comprised special Cossack units of the Polish–Lithuanian Commonwealth army in the 16th and 17th centuries.
Registered Cossack's attire
Ukrania quae et Terra Cosaccorum cum vicinis Walachiae, Moldoviae, Johann Baptiste Homann
Ilja Jefimowitsch Repin Reply of the Zaporozhian Cossacks Yorck
The Pryluky Regiment was one of the seventeen territorial-administrative subdivisions of the Hetman State. The regiment's capital was the city of Pryluky, now in the Chernihiv Oblast, north-central Uk
Pryluky Regiment in mid-18th century