|on an away mission|
Grigory graduated Starfleet academy in 2265 and was assigned to the USS Marengo, on his first mission was captured and taken prisoner by orion pirates for several months until he was resued by the USS Bismarck. (Star Trek: Eagle).
Later in his career as a captain one of his ships was shot out from beneath him by Acamarian pirates. He was a soft spoken man of Russian descent. In the 2290's he was promoted to captain of the USS Potemkin. Being commander of a Federation starship named for a historical Russian vessel was a great honor to him.