<prompt> Pedzisa mutsara unotevera: Operation Diadem order of battle is a listing of the significant formations that were involved in the fighting on the Winter Line and at the Anzio bridgehead south of Rome during  <response>: Operation Diadem muna May - June 1944 iyo yakaguma nokuputsika kweAllied paCassino uye kuputsika paAnzio kunotungamirira mukubatwa kweRoma. 