Çehrin - (چهرین; Russian: Чигирин; Ukrainian: Чигирин; Polish: Czehryń; English: Chyhyryn)
A Cossack fortification which fell to the Ottomans after a successful siege in 1678. A short lived procession.
Location - 49.04 N, 32.40 E; in Cherkasy Oblast near Tyasmyn River map