The Nation's Watchdogs: Dusk fells as a convey with escorting vessels comes safely into harbour."Above all", said Mr. Churchill in a recent speech, "we had to bring in the food and raw materials, and finished munitions across the Atlantic in the teeth of the German and Italian U-boats and aircraft". Our convoys, under the protection of H.M. Destroyers, are repeatedly and confidently making their perilous journeys to all parts of the world and this recent series of pictures, taken on board a destroyers, gives some idea of the life of our seamen when on convoy duty. February 01, 1942. (Photo by Fox Photos).