Title: Otaman Kovalʹ
Subjects: Soldiers, Biography, History, Autonomy and independence movements, Sources, Military History
Places: Ukraine, Poltavskai︠a︡ gubernii︠a︡, Poltavskai︠a︡ gubernii︠a︡ (Ukraine)
People: Oleksandr Ivanovych Kovalʹ (1897-)
Time periods: 20th century, 1917-, Revolution, 1917-1921