Cossack military units and formations

elite cavalry unit formed in 1879 in Persia

Russian Cossack division of German Army

German cavalry corps

A sotnia (Ukrainian and , ) was a military unit and administrative division in some Slavic countries.

military formation of Bolsheviks and the Soviet government of Ukraine

thumb|Coat of arms of the Kireyev family

Kurin () has two definitions: a military and administrative unit of the Zaporozhian Cossacks, Black Sea Cossack Host, and others; and of a type of housing (see below).