sentences:  However, most Americans liberated by the Soviets in central Germany and along the Baltic coast, had been exchanged by local arrangement prior to implementation of the Halle Agreement on 23 May.Ray Barker served as the headmaster at The Manlius School, an independent, non-sectarian, college-preparatory military school for boys in the town of Manlius in Central New York.Barker served from 1946 until 1960.