Regiment (administrative unit)

Regiment or Regimental system (полк, полковий устрій) is a historical administrative, territorial, military and judicial unit of country's subdivision in Cossack Hetmanate and Sloboda Ukraine in 17th and 18th centuries.

The system was expanded out of already existing system of Registered Cossacks over Kyiv, Bratslav, and Chernihiv voivodeships.

Regiments were headed by colonel (полковник) who was a member of the Council of Officers (Рада Старшин).

Overview
The regiment was the first level of administrative and military division of the Cossack Hetmanate.

List of regiments
In 1649, when the Hetmanate controlled both the right and left banks, it included 16 regiments. After the loss of Right-bank Ukraine, this number was reduced to ten.

Literature

 * Zhukovsky, A. Regimental system. Encyclopedia of Ukraine.
 * Panashenko, V. Regimental system. Encyclopedia of History of Ukraine.