Pereiaslav Regiment

The regiment was created on the base of a starostvo according to the 1625 Treaty of Kurukove, becoming the first Cossack regiment in Left-bank Ukraine.^[2][3] Its formation was confirmed by the 1649 Treaty of Zboriv.^[4] In 1654 the regiment, commanded by Pavlo Teteria, was present at the solemn confirmation ceremony of the Treaty of Pereiaslav, pledging an oath of allegiance to tsar Alexis of Russia.^[5] In 1660 the regiment supported acting hetman Yakym Somko, who proclaimed his allegiance to the tsar in Pereiaslav.^[6] In 1666 the regiment's colonel Danylo Yermolenko was killed during a revolt against hetman Ivan Briukhovetsky.^[7] Starting from 1706 the regiment was employed in the construction of Kyiv Fortress by the government of tsar Peter I, which caused protest against its Cossacks.^[8] During the 18th century Pereiaslav Regiment served as one of 10 administrative units of the Hetmanate.^[9] Following its liquidation, in 1782 the regiment's territory became part of Kiev Viceroyalty of the Russian Empire.^[10]

According to the 1649 registry, the regiment consisted of the geographical subdivisions:^[11]

• Yahotyn sotnia
• Helmiaziv sotnia
• Berezan sotnia
• Bykiv sotnia
• Voronkiv sotnia
• Boryspil sotnia
• Baryshivka sotnia
• Basan sotnia
• Hoholiv sotnia
• Bohdanivtsi
• Kozelets sotnia
• Oster sotnia
• Zavorychi sotnia
• Morivsk sotnia