Bremen (German submarine)

Bremen was a blockade-breaking German merchant submarine of World War I. Developed with private funds and operated by the Norddeutscher Lloyd Line, she was one of the first of seven U-151-class U-boats built and one of only two used as unarmed cargo submarines.

Bremen (German submarine)

Bremen was a blockade-breaking German merchant submarine of World War I. Developed with private funds and operated by the Norddeutscher Lloyd Line, she was one of the first of seven U-151-class U-boats built and one of only two used as unarmed cargo submarines.