German submarine U-137 was a Type IID U-boat

U-boat

U-boat is the anglicized version of the German word U-Boot , itself an abbreviation of Unterseeboot , and refers to military submarines operated by Germany, particularly in World War I and World War II...

 of the German

Nazi Germany

Nazi Germany , also known as the Third Reich , but officially called German Reich from 1933 to 1943 and Greater German Reich from 26 June 1943 onward, is the name commonly used to refer to the state of Germany from 1933 to 1945, when it was a totalitarian dictatorship ruled by...

 Kriegsmarine

Kriegsmarine

The Kriegsmarine was the name of the German Navy during the Nazi regime . It superseded the Kaiserliche Marine of World War I and the post-war Reichsmarine. The Kriegsmarine was one of three official branches of the Wehrmacht, the unified armed forces of Nazi Germany.The Kriegsmarine grew rapidly...

 during World War II. Her keel was laid down 16 November 1939 by Deutsche Werke

Deutsche Werke

Deutsche Werke was a German shipbuilding company founded in 1925 when Kaiserliche Werft Kiel and other shipyards were merged. It came as a result of the Treaty of Versailles after World War I that forced the German defence industry to shrink...

 in Kiel

Kiel

Kiel is the capital and most populous city in the northern German state of Schleswig-Holstein, with a population of 238,049 .Kiel is approximately north of Hamburg. Due to its geographic location in the north of Germany, the southeast of the Jutland peninsula, and the southwestern shore of the...

. She was launched

Ship naming and launching

The ceremonies involved in naming and launching naval ships are based in traditions thousands of years old.-Methods of launch:There are three principal methods of conveying a new ship from building site to water, only two of which are called "launching." The oldest, most familiar, and most widely...

 18 May 1940 and commissioned

Ship commissioning

Ship commissioning is the act or ceremony of placing a ship in active service, and may be regarded as a particular application of the general concepts and practices of project commissioning. The term is most commonly applied to the placing of a warship in active duty with its country's military...

 on 15 June 1940 with Oberleutnant zur See Herbert Wohlfarth

Herbert Wohlfarth

Heinrich Wilhelm Herbert Wohlfarth was a successful World War II U-boat commander. He was also a recipient of the Knight's Cross of the Iron Cross . The Knight's Cross of the Iron Cross was awarded to recognise extreme battlefield bravery or successful military leadership.-Naval career:Herbert...

 in command.

U-137 conducted four patrols, sinking six ships totalling 15,469 tons and damaging two others displacing 15,469 tons. On 17 November 1940, She sank the 1,000-ton British merchant ship Saint Germain and the 1,300-ton Swedish steamer

Steamboat

A steamboat or steamship, sometimes called a steamer, is a ship in which the primary method of propulsion is steam power, typically driving propellers or paddlewheels...

 Veronica, both of the convoy HG-46. Upon Germany's surrender, she was scuttled on 2 May 1945 in the Raederschleuse at Wilhelmshaven

Wilhelmshaven

Wilhelmshaven is a coastal town in Lower Saxony, Germany. It is situated on the western side of the Jade Bight, a bay of the North Sea.-History:...

. U-137 never suffered any casualties to her crew.

Raiding History

Date	Ship Name	Flag	Tonnage (GRT Gross Register Tonnage Gross register tonnage a ship's total internal volume expressed in "register tons", one of which equals to a volume of . It is calculated from the total permanently enclosed capacity of the vessel. The ship's net register tonnage is obtained by reducing the volume of non-revenue-earning spaces i.e... )	Convoy	Position	Deaths
26 September 1940	Ashantian*	Great Britain	4,917	OB-218	55°10′N 11°00′W	4
26 September 1940	Manchester Brigade	Great Britain	6,042	OB-218	54°53′N 10°22′W	56
26 September 1940	Stratford	Great Britain	4,753	OB-218	54°50′N 10°40′W	2
14 October 1940	**	Great Britain	10,552		55°13′N 13°02′W	0
13 November 1940	Cape St. Andrew	Great Britain	5,094	straggler	55°14′N 10°29′W	15
16 November 1940	Planter	Great Britain	5,887	romper	55°38′N 08°28′W	13
17 November 1940	Saint Germain	Great Britain	1,044	HG-46	55°40′N 08°40′W	0
17 November 1940	Veronica	Sweden	1,316	HG-46	55°20′N 08°45′W	17

*Damaged,

**Damaged, survived the war.