'Adieu' was the Allied designation for the German surrender of U-boats at sea to Allied warships on or after VE-Day (8 May 1945)., On 5 May the U-boats in or near their operat... Read More

'Adler' (i) was a German unsuccessful operation to destroy aircraft in neutral Switzerland (16 June 1940)., Otherwise known as 'Warthegau', this sabotage mission appears to ha... Read More

'Adler' (ii) was a German operation against partisans near Chechivichi in the area of Bobruysk, Mogilev and Berezina in the Belorussian region of the German-occupied western U... Read More

'Adler' (iii) was a U-boat wolfpack operation in the Atlantic (7/13 April 1943). , The wolfpack comprised U-71, U-84, U-108, U-188, U-257, U-381, U-404, U-413, U-438, U-571, U... Read More

'Adler' (iv) was a German and Croat two-part undertaking ('Adler I' and 'Adler II') against the partisan forces of Josip Broz Tito on the Dalmatian coast of Axis-occupied Yugo... Read More

'Adler' (v) was the German retreat of Generaloberst Erwin Jaenecke’s 17th Army to Sevastopol in Crimea after the Soviet breakthrough at the start of their 'Crimean Strategic... Read More

'Adler' (vi) was a German undertaking designed to re-establish the land link between Generaloberst Ferdinand Schörner’s Heeresgruppe 'Nord' and Generaloberst Georg-Hans Rei... Read More

'Adlerangriff' was the German all-out air offensive on the southern part of the UK, and known to the British as the Battle of Britain (10 July/31 October 1940)., This campaign... Read More

'Admirak' was a German undertaking designed to effect the junction of the Kampfgruppe 'Breitholz' with SS-Oberführer Karl-Maria Demelhuber’s SS Kampfgruppe 'Nord' at Kiesti... Read More

'Adoption' was a programme of British cruiser and Indian sloop patrols between the Andaman and Nicobar island groups and the west coast of Burma with the object of preventing ... Read More

'Adoration' was an Allied radio deception plan during and after the launch of 'Overlord' (6 June/6 July 1944)., One of the few elements of the original 'Appendix Y' plan to re... Read More

'Adrian' was a US special forces operation to parachute a 31-man Office of Strategic Services party into the Dijon area of German-occupied France to attack the retreating Germ... Read More

'Adroit' was an Allied contingency plan for the occupation of the Canary islands group at the invitation of Spain if, for instance, the Germans began an invasion of the Iberia... Read More

'Adult' was a British aerial mining operation in the waters of the Ligurian Sea off Genoa in north-western Italy (1941). ... Read More

'Advent' (i) was a British naval programme of sweeps by motor gun boats and motor torpedo boats, sometimes with escort destroyer support, in the coastal waters of German-occup... Read More

'Advent' (ii) was the German attempt by Generalfeldmarschall Erich von Manstein’s Heeresgruppe 'Süd' to consolidate the sector of the Eastern Front to the west of Kiev afte... Read More

'Advice' was a British aerial minelaying operation in the waters of the Ligurian Sea off La Spezia in north-western Italy (1941). ... Read More

'Advocate' was a British deception plan, based on 'Xmas Plan II', implemented in North Africa to persuade the Axis forces that General Sir Claude Auchinleck, the commander-in-... Read More

The 'Adzhimushkay Defensive Operation' was the Soviet defence and final loss of the Adzhimushkay quarry named after the Adzhimushkay suburb of Kerch during the Germany occupat... Read More

'Aerial' was the British equivalent of 'Dynamo' initially intended for the maritime evacuation of British troops from the ports of north-western France but then extended to al... Read More

'Aflame' was a British unrealised plan to draw the Luftwaffe into major combat over the north coast of German-occupied France (October/November 1942)., Designed to provide sup... Read More

'Afloc' was a British acronym rather than formal codename for the supply route (otherwise the Allied Force Lines Of Communication) from West Africa to the Middle East and East... Read More

'Afrika' was an Italian and German pair of reinforcement and supply convoys across the Mediterranean Sea from ports in Italy to ports in Italian North Africa (December 1941).,... Read More

'AG' (i) was a British naval sweep to locate and sink German ships off the coast of the neutral Netherlands (29/30 October 1939)., The destroyers used in this undertaking were... Read More

'AG' (ii) was the designation of Allied military supply convoys (together with a numerical suffix) plying the route to Greece from Alexandria on the north coast of Egypt short... Read More

five 'Agas' was a series of Australian reconnaissance operations against the Japanese in Borneo by the 'Z' Special Unit (March/October 1945)., This undertaking supported Allie... Read More

'Agency' was a British unrealised plan, one of several such plans, for the destruction of key ports in the event of a German invasion of the UK (1940/41). ... Read More

'Aggression' was a British naval movement of reinforcements to the west along the North African coast from Alexandria in Egypt to Tobruk in the Cyrenaica area of the Italian c... Read More

'Agreement' was a British special forces amphibious raid, often but wrongly known as 'Daffodil', against positions in Axis-held Tobruk on the North African coast as Lieutenant... Read More

'AH' (i) was the designation of Allied tanker convoys (together with a numerical suffix) plying the route from Aruba in the Netherlands West Indies to Halifax, Nova Scotia (Ju... Read More

'AH' (ii) was the designation of Allied convoys (together with a numerical suffix) plying the route from Malta or Augusta, Sicily, to ports on the heel of Italy (October 1943/... Read More

'AH' (iii) was the designation of Allied convoys (together with a numerical suffix) plying the route from Bari to Ancona in Italy (January/May 1945)., The first of these convo... Read More

'Ai' was the Japanese carrierborne air attack on the US Pacific Fleet at Pearl Harbor in the Hawaiian islands group, planned as 'Z' (i) and through its implementation precipit... Read More

'Aïda' was the German and Italian advance into Egypt after their forces' capture of Tobruk at the end of the Battle of Gazala (26 June/1 July 1942). , The operation was desig... Read More

'Aileron' was a British special forces undertaking to deliver agents of the Special Operations Executive to Siena in Italy (1944). ... Read More

'Aimwell' was a British unrealised plan for the amphibious recapture of the German-occupied island of Alderney in the Channel Islands group (summer 1942)., The plan was never ... Read More

'Aintree' (i) was the Allied undertaking to take Overloon and Venray in the German-occupied Netherlands (30 September/18 October 1944)., In September 1944 the Allies had launc... Read More

'Aintree' (ii) was the British naval undertaking in support of the delivery of the Duke of Gloucester to Australia, where he was to become the governor general (December 1944/... Read More

'Airthief' was a British unrealised plan for a two-man team to land by canoe in a part of German-occupied northern France close to an airfield, and for one of the men then to ... Read More

'AJ' was the designation of Allied convoys (together with a numerical suffix) plying the route from Aden to Colombo, Ceylon, and as such reciprocals of the 'JA' series (Januar... Read More

'Ajax' was a British unrealised plan for a naval-led operation against positions in German-occupied Norway (September/November 1941)., Resulting in part from Soviet demands fo... Read More

'AK' was the designation of Allied convoys (together with a numerical suffix) plying the route from Aden to Kilindini, Kenya. and as such reciprocals of the 'KA' series (Septe... Read More

'AKD' was the designation of Allied convoys (together with a numerical suffix) plying the route from Aden via Kilindini, Kenya, to Durban, South Africa, and as such reciprocal... Read More

'Akk Berta' was a German unrealised contingency plan for implementation in the event that the Soviet forces launched a pre-emptive attack, using ground and airborne forces, ag... Read More

'Akron' was a US special forces operation to parachute an eight-man Office of Strategic Services party into an area on the eastern seaboard of Japanese-occupied China to under... Read More

'Aktion 1005' was a German undertaking as part of the effort to conceal or obliterate evidence that people had been murdered by the Germans in 'Reinhard' within occupied Polan... Read More

'Aktion 24' was a German unrealised air attack, using 'Mistel' composite aircraft and explosive-laden Dornier Do 24T flying boats, against the bridges over the Vistula river b... Read More

'Aktion Bär' was a German 'radio game' (deception of the opposing intelligence service) against the USSR (1942/May 1945)., After the arrest of a number of agents of the 'Rote... Read More

'Aktion Dünamünde' was a German operation, supported by SS-Sturmbannführer Viktors Arājs’s Latvian collaborationist Sonderkommando 'Arājs', in the Biķernieki forest ne... Read More

'Aktion Erntefest' was a German operation for the mass killing at the Maidanek extermination camp and its sub-camps for the destruction of all remaining Polish Jews in the Lub... Read More