Complex sentence: However hostilities in Europe had ceased before the group had time to start its movement and it returned to New Castle AAFld, Delaware on 9 May 1945 to be inactivated on 12 September 1945.
Split into simpler sentences: However hostilities in Europe had ceased before the group had time to start its movement. It returned to New Castle AAFld, Delaware on 9 May 1945 and was inactivated on 12 September 1945.