Operation Monastery

Operation Monastery was the NKVD's longest-running deception against German military intelligence. For more than two years the Abwehr believed it had a reliable agent in Moscow at the center of a monarchist underground with contacts in the Red Army General Staff. The agent was Alexander Demyanov, code name "Heine," a Soviet security service informant of more than a decade's standing, and the underground was a Lubyanka invention^1,3.

The legend

The idea drew on the methods of the 1920s, when the OGPU's Trust had invented a monarchist organization to deceive the emigration. Pavel Sudoplatov, whose Fourth Directorate ran the case, wrote that the planning began in July 1941 together with the NKVD's secret political directorate and military intelligence³.

Demyanov, born in 1910, came from a Cossack officer family with connections in the old aristocracy. According to Sudoplatov he had been arrested in Leningrad in 1929 on a planted weapons charge and recruited as an informant; a 1942 NKVD reference sheet quoted by FSB archivists records an OGPU arrest in 1932 and release without charge^1,3,5. By the 1930s he moved among actors, film people and foreign diplomats in Moscow, and German representatives had shown interest in him before the war^3,5.

The NKVD built a fictitious pro-German monarchist group, called "Prestol" (Throne), around a real figure. In the archivists' account this was the elderly, paralysed writer Boris Sadovskoy, who lived in the Novodevichy Convent and had been under observation since the early 1930s; Demyanov was introduced to him on 11 January 1942. Sudoplatov's memoir names the old aristocrat as "Glebov"^1,3.

Into the Abwehr and back

Demyanov crossed the front line presenting himself as the group's emissary, in December 1941 by most accounts or in February 1942 according to the NKVD documents the FSB archivists quote. German officers took him to Gzhatsk and questioned him for days; by his own report they staged a mock execution to test him before accepting his story^1,4. After an Abwehr training course he was parachuted back into Soviet territory on 15 March 1942 together with a second German agent who carried a radio set, reported to the NKVD in Yaroslavl region the next day, and on 19 March handed Sudoplatov an 85-page account of his journey^1,4.

The radio game began on 9 April 1942. The Abwehr's intelligence center for Army Group Center, known as "Saturn," asked for troop formations, transport movements and dates. In the archivists' account, the answers were written by the NKVD with the Red Army's intelligence directorate and General Staff^1,4. In the Russian accounts, the NKVD gave Demyanov a cover post as a junior signals officer in the General Staff to explain his access^4,5.

Germany rewarded him. On 18 December 1942, in the FSB archivists' account, Admiral Canaris congratulated his Moscow agent, and a radio message informed "Heine" that he had been awarded the War Merit Cross with Swords; the NKVD reported the award to Beria the same day¹. The Soviet government later gave Demyanov the Order of the Red Star^1,5.

Couriers, money and disinformation

The game paid for itself. German couriers sent to Moscow with radios and cash were watched, then arrested or turned; one report of October 1942 recorded 57,005 rubles taken from four captured agents. As the courier traffic grew, part of the case was split off under the name "Couriers"^1,4. Russian accounts credit the operation with between twenty and fifty captured agents^4,5.

Soviet radio counterintelligence also decrypted an Abwehr message, sent from Smolensk to a forward office, in which a "reliable agent" reported troop trains from the east being routed around Moscow and on to the south. On 27 November 1942 Sudoplatov told Beria that the report was NKVD disinformation passed at the General Staff's request, and that the reliable agent was Heine¹.

Berezino

In the summer of 1944 the legend moved Demyanov to a railway posting in Byelorussia, and Monastery gave way to a larger piece of theater, Operation Berezino. From 18 August 1944 he reported a German force under Lieutenant Colonel Heinrich Scherhorn, a prisoner taken on 9 July, cut off in the Byelorussian forests. Russian accounts name William Fisher, later known in the United States as Rudolf Abel, among the officers involved. The Germans sent supply flights, men and radios into the trap until the spring of 1945^4,5,6.

The whole story stayed inside Soviet files until Sudoplatov's memoir of 1994 and the documents FSB archivists published in 2005. Russian accounts say the Germans never uncovered the game^1,3,4.

Read next

Germany · 1920–1944 Abwehr The German armed forces' intelligence service from 1920 to 1944: spies, saboteurs and counterintelligence under Admiral Canaris, outplayed by the FBI and MI5 and finally absorbed by the SS. OPERATION · 1921 1921 – 13 April 1927 Operation Trust For six years the Soviet secret police ran a fake monarchist underground, the 'Trust', that fed émigrés and Western services disinformation and lured Boris Savinkov and Sidney Reilly to their deaths. TRADECRAFT 1920s–1990s Double agents Agents who seem to serve one service while controlled by another. From the OGPU's Trust to MI5's Double Cross system and the FBI's Duquesne case, the best of them turned an enemy network into a channel for deception. September 1939 – May 1945 The Double-Cross System How MI5 caught or recruited Germany's wartime spies in Britain and ran them as double agents, steered by the Twenty Committee, until their reports could carry the D-Day deception. 1887–1945 Wilhelm Canaris Admiral who ran the Abwehr, Germany's military intelligence service, from 1935 to 1944. Early supporter of Hitler, later a protector of the military opposition, hanged at Flossenbürg in April 1945. 1902–1979 Reinhard Gehlen Hitler's chief of army intelligence on the Eastern Front, who sold his files and staff to the Americans in 1945, ran a spy network for the US Army and the CIA, and became the first president of West Germany's BND.