to start with, the NEF was composed of fifteen Royal military warships; seven destroyers, 4 sloops and 4 corvettes, and twenty-three Royal Canadian warships; six destroyers and seventeen corvettes. NEF’s first convoy operation started out on 2 June 1941. The primary extensive convoy struggle erupted around convoy HX 133. Six merchant vessels were lost in trade for 2 U-boats sunk by means of British reinforcements to the convoy escort.
In August, america military escorts started out escort rapid convoys (ON and HX designations) among North the us and Iceland below the Argentia settlement. The NEF became restricted to escorting slow convoys (SC and ONS designations). Following the introduction of the us destroyers, German procedures changed, moving concentrations of U-boats across the Atlantic in response to conflict and situation. In September the U-boats shifted north and encountered convoy SC 42. Escorted by means of certainly one of NEF’s groups and heavily augmented throughout the following struggle, it became the worst loss of the length by means of Allied escorts with 15 merchant vessels sunk. Throughout the conflict, the Canadian escorts had been capable of sink one U-boat U-501.
growth the number of escorts in step with organization to 6. The NEF became able to doing so simplest because of the yankee escort of HX convoys. In September and October, the Germans started out focused on SC convoys at the same time because the Mid-Ocean assembly point became moved five stages similarly east in an effort to unfastened British warships for escort duties in different theatres. In October, the NEF changed into removed as a subordinate unit of Western approaches Command and placed below the supervision of an American commander, despite the fact that america changed into nevertheless formally impartial.