German submarine U-456 was a Type VIIC U-boat built for Nazi Germany's Kriegsmarine for service during World War II. She was laid down on 3 September 1940 by Deutsche Werke in Kiel as yard number 287, launched on 21 June 1941 and commissioned on 18 September 1941 under Kapitänleutnant Max-Martin Teichert ( Knight's Cross ).

U-456 evaded five bombs and escaped undamaged by crash diving. (Sources: Ritschel) 6 May 1943 After attacking convoy SL 128 west of Porto, Portugal, the boat was seriously damaged by depth charges or bombs, but was able to repair the damage and continue the patrol.

U 456 war ein deutsches U-Boot vom Typ VII C, ein sogenanntes „Atlantikboot“. Es wurde von der Kriegsmarine im U-Boot-Krieg des Zweiten Weltkriegs hauptsächlich im Nordmeer gegen die dort fahrenden Nordmeergeleitzüge eingesetzt.

In September 1941 he commissioned U-456 and then completed ten patrols during 1942 in the Arctic Ocean. On his especially successful fifth patrol he heavily damaged the British cruiser HMS Edinburgh (10,000 tons), which sank some days later.

German submarine U-456 was a Type VIIC U-boat built for Nazi Germany's Kriegsmarine for service during World War II. She was laid down on 3 September 1940 by Deutsche Werke in Kiel as yard number 287, launched on 21 June 1941 and commissioned on 18 September 1941 under Kapitänleutnant Max-Martin Teichert ( Knight's Cross ).

U 456, unter Kapitänleutnant Max-Martin Teichert, lief am 29.03.1942 von Kirkenes aus. Das Boot operierte im Nordmeer. Es gehörte auf dieser Unternehmung zur U-Boot-Gruppe Eiswolf. Nach 4 Tagen und zurückgelegten 933 sm über und 23,9 sm unter Wasser, lief U 456 am 02.04.1942 wieder in Kirkenes ein.

Over 40.000 pages on the officers, the boats, technology and the Allied efforts to counter the U-boat threat.

U 456 war das erste U-Boot, das von einem „Mk XXIV“- Suchtorpedo getroffen und höchstwahrscheinlich durch diesem versenkt wurde. U 456 war ein Totalverlust, von der 49-köpfigen Besatzung gab es keine Überlebenden.

Max-Martin Teichert was a German U-boat commander in World World War II and posthumous recipient of the Knight"s Cross of the Iron Cross. In September 1941 he commissioned U-456 and completed nine patrols in the Arctic Sea during 1942.

German submarine U-456 was a Type VIIC U-boat built for Nazi Germany's Kriegsmarine for service during World War II. She was laid down on 3 September 1940 by Deutsche Werke in Kiel as yard number 287, launched on 21 June 1941 and commissioned on 18 September 1941 under Kapitänleutnant Max-Martin Teichert ( Knight’s Cross ).