Nummer: 21018b
| Area : | Arctic Ocean |
| Sea area : | North Norway |
| Date of attack : | 30.12.1944 |
| Nationality of U-boat : | German |
| U-boat : | U 956 |
| Commander : | Mohs |
| Grid : | AC 8812 |
| presumed target type : | Steam Freighter |
| presumed result : | damaged |
| Used weapon(s) : | Torpedo(es) |
| Convoy : | KP.24 |
| Footnote : | U-956 reported one ship sunk, one probably sunk. "Tbilisi²"was towed into Kildin and beached. She was not repaired during the war. |
| related attacks : | Angriff 1 |
| Convoy : | KP.24 |
| Route of convoy : | Kola Fjord - Petsamo / Kirkenes (soviet) |
| Remark to convoy : | Since Nov 1944 |