Submarine warfare in the Black Sea campaigns (1941)

Submarine warfare in the Black Sea in World War II
Part of the Black Sea Campaigns of the Eastern Front of World War II
Submarine L-4 Garibaldets
Date 9 July 1941 - December 1941 Location Western Black Sea coast Result Axis victory
Belligerents
Romania  Bulgaria  Germany  Italy  Hungary	Soviet Union
Strength
1 submarine (Delfinul)	47 submarines of the Black Sea Fleet
Casualties and losses
1 Romanian minelayer sunk 1 Romanian cargo ship sunk 1 Bulgarian minesweeper sunk 1 Bulgarian cargo ship sunk 2 Italian tankers sunk 2 German barges lost	7 submarines sunk 1 tanker sunk (shared)
2 neutral Turkish vessels sunk

Submarine warfare in the Black Sea in World War II during 1941 primarily involved engagements between submarines of the Soviet Black Sea Fleet attacking Axis merchantmen defended by Romanian and Bulgarian warships. These engagements were a part of the naval Black Sea campaigns between Axis and Soviet naval forces.