a part of a people of southern European Russia and adjacent components of Asia, noted as cavalrymen specifically during czarist times.
a part or descendant of an originally (semi-)nomadic population of Eastern European countries while the adjacent elements of Asia, that eventually decided in elements of the Polish-Lithuanian Commonwealth, the Russian tsarist Empire (in which they constituted a legendary armed forces caste) and also the Soviet Union, especially in areas today comprising southern Russia and Ukraine.
A cossack, member of a military product (typically cavalry, initially recruited exclusively from the overhead)
certainly one of a warlike, pastoral individuals, skillful as horsemen, inhabiting various areas of the Russian empire and decorating important contingents of unusual cavalry to its armies, those of minimal Russia and people for the Don forming the principal divisions.
One of a military men and women inhabiting the steppes of Russia over the reduced Don and about the Dnieper, plus less figures in eastern Russia, Caucasia, Siberia, and somewhere else.
a part of a Slavic folks located in southern European Russia and Ukraine and adjacent areas of Asia and noted for his or her horsemanship and army skill; they formed at the very top cavalry corps in czarist Russia