A London jury on 15 June 2026 found Roman Lavrynovych and Stanislav Carpiuc guilty of conspiracy to commit arson attacks on properties and a vehicle connected to Prime Minister Sir Keir Starmer. The charges followed fires set in north London in May 2025, according to the Metropolitan Police.

The jury deliberated for seven-and-a-half hours before returning the guilty verdict. Lavrynovych was additionally convicted of two counts of arson being reckless as to whether life would be endangered, though he was acquitted of the more serious charge of damaging property by fire with intent to endanger life, relating to incidents on 11 and 12 May 2025 at two north London addresses, BBC News reported. A third co-defendant, Petro Pochynok, was also named in the proceedings.

What matters most for understanding the geopolitical dimension is how the men were recruited. Lavrynovych and Carpiuc were drawn into the plot through a Russian-language Telegram network operating as an online sabotage channel, the New York Times reported. This follows a documented pattern: Russian intelligence-linked networks use encrypted, pseudonymous platforms like Telegram to find and direct low-cost operatives in Western countries—individuals who carry the physical risk while handlers stay hidden and maintain plausible deniability about their involvement.

In his initial statement on 16 June, Starmer said he was "very pleased for my family's sake" that convictions had been secured, BBC News reported. By 18 June his language had sharpened considerably. He described the attacks as "deeply concerning and reckless" and stated plainly that the UK was dealing with proxy attacks from Russia, The Guardian reported.

The shift between those two statements is telling. Before convictions, governments typically avoid directly attributing attacks to foreign states—the legal outcome is still uncertain. Once a jury has ruled, the political calculus changes. Starmer moved from personal relief to strategic clarity, linking the attacks to Russia in his official capacity as prime minister.

The legal verdicts, though important, matter less for threat assessment than the infrastructure they expose. The conspiracy conviction confirms coordinated planning. The recklessness convictions confirm Lavrynovych knew fire in homes could endanger lives. In courtroom terms, intent and recklessness carry different weight at sentencing. But for assessing what actually happened—cross-border recruitment, encrypted coordination, a targeting of a head of government—the operational pattern is what counts.

The UK has spent years attributing a widening range of hostile acts to Russian state actors or those working for Russian interests: the Salisbury poisonings, GRU-linked cyber operations, and a recent wave of physical sabotage attempts across Europe that Western intelligence services have connected to Russian military intelligence. This case, if the Telegram attribution holds firm, fits into a European-wide pattern of low-cost, high-deniability harassment campaigns designed to impose costs and signal reach rather than inflict strategic damage.

Sentencing dates for Lavrynovych and Carpiuc had not been announced at publication. The status of co-defendant Pochynok—whether he faces separate trial, acquittal, or ongoing proceedings—remained unconfirmed.