Thereafter US ships were attacked, and US warships involved in action against U-boats while protecting US interests, in the two years before America’s entry into the war.

Thereafter the U-boat Arm continued to make offensive patrols against US coastal shipping, while German wolf-packs searched for and attacked convoys in mid-ocean.

Her torpedoes struck, and within 15 minutes, Black Point had capsized in 95 ft (29 m) of water, the last US-flagged merchant ship sunk in World War II.

Finally, planking, life rafts, a chart tabletop, clothing, and an officer's cap floated to the surface, indicating destruction with all 55 men.

Also on 6 May, shortly after day-break, the destroyer escort USS Farquhar — assigned to the Mission Bay hunter-killer group — detected U-881, a Seewolf boat running submerged 300 mi (260 nmi; 480 km) south-east of Cape Race.