Five Aliases and a Bullet for David Petrovskiy
By Vera Kessler ·
He led the Comintern's Anglo-American section while the UK Security Service failed to identify him, until Stalin's purges provided the final, bloody confirmation.
A bullet in a Soviet basement and a nameless grave in the frozen wastes of Siberia are the only definitive endings for David Petrovskiy and Rose Cohen. Theirs was a partnership of ideological zeal and professional deception, a marriage of convenience for the revolution that ended in the absolute erasure of both partners by the state they served.
The story here is drawn from the catalogue descriptions of the National Archives, as the original dossier pages have not been released. What remains is a skeletal record of a man who lived behind half a dozen masks and a woman who built the networks he merely managed.
The Journalist's Mask
David Petrovskiy did not travel alone or under a single name. The record lists him by five: David Bennett, Max David, Marcus Goldfarb, Max Petrovskiy, and David A. Petrovskiy (KV 2/1433). He arrived in the UK in the late 1920s as the representative of the Comintern, the Moscow-run international aimed at sparking global revolution. While he played the role of the diplomat and the administrator, he was anchored by Rose Cohen, an English feminist and founder of the Communist Party of Great Britain who had already spent years as a fixture in the Soviet apparatus.
Cohen was not a mere companion; she was a professional. The public record shows she served as a foreign editor for The Moscow News and worked for the Federated Press of America, a radical news service that operated as a Soviet espionage organization. In the UK, she provided the local legitimacy and the social architecture that a Russian operative like Petrovskiy could never manufacture on his own. They met in the UK, married in Moscow, and spent their lives operating in the shadow of a party that demanded total anonymity.
But the "journalist" designation was not a coincidence of profession. The pattern in the KV series suggests a systemic Comintern infrastructure where the press card served as the primary tool for cover and communication. The desk's reading is that journalism was the standard operational skin for Soviet intelligence in the 1920s, designed to provide a plausible reason for asking probing questions and crossing borders. This is seen not just in Cohen's file, but in the records of Susan Frances Benda, a British woman and member of the GPU—the Russian intelligence organization—who used technical journalism to pass secrets to Moscow (KV 2/1196), and Harry Peter Smollett, an Austrian-British operative who arrived in 1930 to work as a journalist while under suspicion of spying for Italy (KV 2/4170). When the Comintern needed a ghost, it gave them a press pass.
The Anglo-American Slot
Despite his anonymity, Petrovskiy was no mid-level functionary. The record establishes that he was "almost certainly identical" with the man who, until August 1928, served as the head of the Anglo-American section of the Comintern (KV 2/1433). This was a position of immense strategic weight, coordinating the revolutionary effort across the two most powerful English-speaking nations on earth. He was the hinge between Moscow's directives and the operatives on the ground in London and Washington.
And yet, the record contains a stunning admission of failure: Petrovskiy "was never fully identified" (KV 2/1433). The head of a trans-Atlantic intelligence apparatus was operating in the UK, and the Security Service could not put a definitive face to the name.
The desk's reading is that the Security Service was not tracking a man, but a "slot." They knew the function of the Comintern representative existed; they knew the role was being filled; but they failed to penetrate the administrative hierarchy of the Third International. They were watching the office, not the officer. This blindness allowed Petrovskiy to rotate through his aliases—Bennett, David, Goldfarb—while maintaining the continuity of the Anglo-American section's operations.
This section was not a fragmented collection of individuals, though the UK files treat it as such. The public record shows Kate Gussfeldt, a German Communist who entered Britain in 1927 using a false passport and conducted espionage against the USA (KV 2/591). The record treats Gussfeldt as an isolated case of American-targeted spying on British soil, but the line is clear: Gussfeldt was a tool of the same Anglo-American section that Petrovskiy headed. The Comintern viewed the Atlantic as a single theater of operation; the UK Security Service viewed it as a series of disconnected anecdotes.
The Intelligence of the Grave
For years, the Security Service struggled to confirm the identity and status of their target. They did not find the answer through traditional counter-intelligence, signal intercepts, or the turning of a double agent. Instead, they waited for the Soviet Union to devour its own.
Joseph Stalin, the Soviet dictator whose purges decimated his own officer corps, eventually provided the confirmation the UK had lacked for a decade. The record ends not with an arrest by British agents, but with a report of a massacre. The record is blunt: "PETROVSKIY was arrested and shot during the Stalin purges and his wife sent to Siberia where she disappeared" (KV 2/1433).
There is a grim irony in this closure. The UK Security Service relied on the internal instability of the Stalinist terror as its primary intelligence source. The definitive closure of the Petrovskiy dossier was not achieved by the professionalism of the British state, but by the paranoia of the Soviet state. The Security Service did not solve the mystery of David Petrovskiy; they simply waited for Stalin to execute the evidence.
The Passenger and the Anchor
If we look at the shape of these files, a different power dynamic emerges. Petrovskiy is presented as the principal—the representative, the head of the section, the man with the aliases. But the record shows that Rose Cohen was the one with the deep roots. She was a naturalized Russian, a founder of the party in her own country, and a woman who had been visiting the Soviet Union since 1923 (KV 2/1396).
The desk's reading is that Rose Cohen was the primary operational facilitator and local anchor for the Anglo-American section. Petrovskiy, for all his titles, was the passenger to her network. He provided the official link to Moscow, but Cohen provided the access, the covers, and the endurance. She was the bridge that allowed the Comintern to plant itself in British soil.
What the full release of these files would likely show is that the Security Service's failure to identify Petrovskiy was actually a failure to understand Cohen. By focusing on the man in the "representative" slot, they ignored the woman who actually ran the room. The still-withheld pages are likely protecting the names of the local assets Cohen managed—the people who made the Anglo-American section a reality while the Security Service was still trying to figure out who "Max David" really was.
In the end, the Comintern's architecture of deception worked too well. It hid Petrovskiy from the British, and it hid Cohen from history. The pattern is one of total utility: use the journalist's cover to infiltrate, use the local anchor to stabilize, and then, when the political wind shifts, erase everyone involved. The cost was paid in the basements of the Lubyanka and the snows of Siberia, leaving behind nothing but a few catalogue entries and a list of names that no longer belong to anyone.