Lonuun. June 2 b1—ARCTRET the United Nations convoy has fought through to a northern por t i Russia, probably Olurmans. after five days of almost cauti ous battle against German air planes and submarines, the ad- Taliy is today. The convoy, carrying Amer ican and British war supplies to the Red army, was in bat tle from May 25 to May 30, the admiralty said, z juu six, German broadcasts had claimed that as many as 17 Aled ships had been sunk and others damaged in Nazi U-boat and airplane attacks along the Arctic route to northern Russia, ‘The admiralty said that the crew heavy and ut that the convoy fought its way throug