American Boy (1992)

Original title: Америкэн Бой

An orphan named Nikolay Najdenov went through the hell of the war in Afghanistan and the horrors of captivity. From now on he is a US citizen and his name is Nick McCann. In the US he has a family and new life, but in his country of birth, Ukraine, there are still some unpaid bills remaining, so the tough American boy goes back to his home country, where he learns about the death of his best friend, and soon after that his friend's wife got killed, too. Naydenov decides to revenge their death...