 Complete the following phrase:  In early March 1941, the 215th entrained at Gaza and moved to Mersa Matruh, as the 9th Division began to relieve the 6th Division along the front line in the Western Desert so that the latter could be transferred to Greece, where a German invasion was expected. A few days later the battalion was moved to Tobruk. From there it moved by road in captured Italian vehicles to Derna and on to Tochra, then Benghazi, and eventually Barce. Throughout early April, the 215th became involved in the large-scale withdrawal that followed the 