sentences:  He had taken a similar approach with the "legalised Chetniks" in German-occupied Serbia.The Chetniks were important to the Italian occupiers as they controlled the hinterland and allowed the Italians to concentrate on maintaining law and order in the larger towns and on the major routes in the occupied territory.From June 1942 until around April 1943, the Chetniks controlled a very large part of the occupied territory.