# SM U-22 (Germany)

SM U-22 was one of 329 submarines serving in the Imperial German Navy in World War I. U-22 was engaged in commerce war as part of the naval warfare, during the First Battle of the Atlantic.
U-22 had a career of 14 patrols, sinking 43 ships for a total of 46,521 tons. In addition, she damaged three ships totalling 8,988 tons, and captured 1 prize worth 1,170 tons.
Oblt.z.S. Hashagen was the most successful, sinking 28 of the vessels, the largest being the British passenger steamer California at 5,629 tons. She was sunk 145 nautical miles (269 km; 167 mi) NWxN3/4N of Cape Villano on 17 October 1917.
U-22 was surrendered to the Allies at Harwich on 1 December 1918 in accordance with the requirements of the Armistice with Germany. She was sold (with one of her engines) by the British Admiralty to Hughes Bolckow on 3 March 1919 for £2,975, and was broken up at Blyth between 25 April 1919 and 1922.

## Summary of raiding history

| Date | Name | Nationality | Tonnage | Fate |
| 21 January 1915 | U-7 | Imperial German Navy | | Sunk by accident (friendly fire) |
| 21 April 1915 | Ruth | Sweden | 867 | Sunk |
| 22 April 1915 | St. Lawrence | United Kingdom | 196 | Sunk |
| 15 June 1915 | Strathnairn | United Kingdom | 4,336 | Sunk |
| 16 June 1915 | Trafford | United Kingdom | 215 | Sunk |
| 16 June 1915 | Turnwell | United Kingdom | 4,264 | Damaged |
| 20 June 1915 | Premier | United Kingdom | 169 | Sunk |
| 8 August 1915 | India | Royal Navy | 7,911 | Sunk |
| 12 August 1915 | Grodno | United Kingdom | 1,955 | Sunk |
| 6 April 1916 | Vennacher | United Kingdom | 4,700 | Damaged |
| 8 April 1916 | Adamton | United Kingdom | 2,304 | Sunk |
| 13 April 1916 | Chic | United Kingdom | 3,037 | Sunk |
| 21 June 1916 | Francoise D’amboise | France | 1,973 | Sunk |
| 2 November 1916 | Vanadis | Russia | 384 | Sunk |
| 2 November 1916 | Runhild | Sweden | 1,170 | Captured as prize |
| 3 November 1916 | Ägir | Sweden | 427 | Sunk |
| 3 November 1916 | Frans | Sweden | 134 | Sunk |
| 3 November 1916 | Jönköping | Sweden | 82 | Sunk |
| 8 November 1916 | Taimi | Russia | 114 | Sunk |
| 11 November 1916 | Astrid | Sweden | 191 | Sunk |
| 7 August 1917 | Jarl | Sweden | 1,643 | Sunk |
| 11 October 1917 | Elve | United Kingdom | 899 | Sunk |
| 16 October 1917 | Jennie E. Righter | United States | 647 | Sunk |
| 17 October 1917 | California | United Kingdom | 5,629 | Sunk |
| 19 October 1917 | Australdale | Australia | 4,379 | Sunk |
| 19 October 1917 | Staro | Norway | 1,805 | Sunk |
| 20 October 1917 | Snetinden | Norway | 2,859 | Sunk |
| 6 January 1918 | Saint Mathieu | French Navy | 175 | Sunk |
| 2 March 1918 | Stina | Sweden | 1,136 | Sunk |
| 11 May 1918 | Michail | Russia | 150 | Sunk |
| 12 May 1918 | Kong Raud | Norway | 60 | Sunk |
| 12 May 1918 | Tennes | Norway | 58 | Sunk |
| 12 May 1918 | Vea | Norway | 40 | Sunk |
| 14 May 1918 | Stairs | Norway | 54 | Sunk |
| 16 May 1918 | Polarstrommen | Norway | 54 | Sunk |
| 16 May 1918 | Fedor Tschishoff | Russia | 832 | Sunk |
| 16 May 1918 | Unidentified fishing vessel | Russia | 80 | Sunk |
| 19 May 1918 | Forsok | Norway | 31 | Sunk |
| 20 May 1918 | Hertha | Russia | 253 | Sunk |
| 19 August 1918 | Buoni Amici | Italy | 265 | Sunk |
| 20 August 1918 | Magalhaes Lima | Portugal | 196 | Sunk |
| 22 August 1918 | Maria Luiza | Portugal | 148 | Sunk |
| 31 August 1918 | Norte | Portugal | 254 | Sunk |
| 1 September 1918 | Libertador | Portugal | 185 | Sunk |
| 4 September 1918 | Santa Maria | Portugal | 48 | Sunk |
| 4 September 1918 | Villa Franca | Portugal | 46 | Sunk |
| 4 September 1918 | Lloyd | Portugal | 300 | Sunk |
| 4 September 1918 | Prateado | Portugal | 24 | Damaged |