| 1 | A | B | C | D | E |
| --- | --- | --- | --- | --- | --- |
| 2 | German submarine U-155 (1941) - Summary of raiding history |  |  |  |  |
| 3 | Date | Ship Name | Flag | Tonnage | Fate |
| 4 | 22 February 1942 | Adellen | United Kingdom | 7,984 | Sunk |
| 5 | 22 February 1942 | Sama | Norway | 1,799 | Sunk |
| 6 | 7 March 1942 | Arabutan | Brazil | 7,874 | Sunk |
| 7 | 14 May 1942 | Brabant | Belgium | 2,483 | Sunk |
| 8 | 17 May 1942 | Challenger | United States Navy | 7,667 | Sunk |
| 9 | 17 May 1942 | San Victorio | United Kingdom | 8,136 | Sunk |
| 10 | 20 May 1942 | Sylvan Arrow | Panama | 7,797 | Sunk |
| 11 | 23 May 1942 | Watsonville | Panama | 2,220 | Sunk |
| 12 | 28 May 1942 | Poseidon | Netherlands | 1,928 | Sunk |
| 13 | 30 May 1942 | Baghdad | Norway | 2,161 | Sunk |
| 14 | 28 July 1942 | Barbacena | Brazil | 4,772 | Sunk |
| 15 | 28 July 1942 | Piave | Brazil | 2,347 | Sunk |
| 16 | 28 July 1942 | Bill | Norway | 2,445 | Sunk |
| 17 | 30 July 1942 | Cranford | United States | 6,096 | Sunk |
| 18 | 1 August 1942 | Clan Macnaughton | United Kingdom | 8,088 | Sunk |
| 19 | 1 August 1942 | Kentaur | Netherlands | 5,878 | Sunk |
| 20 | 4 August 1942 | Empire Arnold | United Kingdom | 7,045 | Sunk |
| 21 | 5 August 1942 | Draco | Netherlands | 389 | Sunk |
| 22 | 9 August 1942 | San Emiliano | United Kingdom | 8,071 | Sunk |
| 23 | 10 August 1942 | Strabo | Netherlands | 383 | Sunk |
| 24 | 15 November 1942 | Ettrick | United Kingdom | 11,279 | Sunk |
| 25 | 15 November 1942 | HMS Avenger | Royal Navy | 13,785 | Sunk |
| 26 | 15 November 1942 | USS Almaack | United States Navy | 6,736 | Damaged |
| 27 | 6 December 1942 | Serooskerk | Netherlands | 8,456 | Sunk |
| 28 | 2 April 1943 | Lysefjord | Norway | 1,091 | Sunk |
| 29 | 3 April 1943 | Gulfstate | United States | 6,882 | Sunk |
| 30 | 24 October 1943 | Siranger | Norway | 5,393 | Sunk |

Question: How destructive was the U-155 submarine?
Answer: U-155 sunk 26 ships totaling 126,664 gross register tons (GRT), and damaged one warship of 6,736 GRT.