Nord Stream trial: German police follow the evidence to Ukraine

More than four years after explosions ruptured the vital Nord Stream gas pipelines beneath the Baltic Sea, a former Ukrainian special forces soldier is preparing to face justice in a high-security courtroom in Hamburg, Germany. The suspect, identified in legal proceedings as Serhii K due to German privacy laws, was arrested while vacationing at an Italian glamping resort with his family. His upcoming trial represents a major milestone in what investigators describe as one of the most complex acts of infrastructure sabotage in modern European history.

The incident dates back to the early hours of 26 September 2022, when a series of powerful blasts tore through the Nord Stream 1 and Nord Stream 2 pipelines. These pipelines had been instrumental in supplying Russian natural gas to Germany and the broader European market. The explosions sent massive volumes of gas bubbling to the surface of the Baltic Sea, rendering three of the four lines completely inoperable and forever altering Europe's energy landscape. Initially, many experts and Western politicians immediately pointed the finger at Moscow, citing Russia's history of utilizing energy supplies as a geopolitical weapon and suspicious naval activity near the site.

However, German federal police chose to look past the early geopolitical speculation, focusing instead on forensic evidence and meticulous police work. Investigators eventually traced the operation to a rented pleasure yacht named the Andromeda. According to the prosecution's case, a team of deep-sea divers used the vessel to descend approximately 80 meters below the surface, planting four high-performance explosive devices weighing up to 27 kilograms each, equipped with timers. Despite the sophistication of the underwater operation, the saboteurs allegedly left behind crucial forensic clues, including DNA traces on the boat, which allowed investigators to untangle the trail.

The ensuing investigation gradually pointed away from Russia and toward a covert team operating on behalf of Ukrainian state agencies. German authorities allege that Serhii K entered the country using a forged passport likely provided by Ukrainian security services. Following the completion of their dangerous mission, the operatives reportedly slipped back across borders into Ukraine, believing they had successfully covered their tracks. Despite traveling internationally without incident for over a year following the explosions, the net finally tightened when European arrest warrants caught up with him during his Italian holiday.

As the trial is set to begin, the stakes are exceptionally high. Serhii K faces serious charges, including causing an explosion and committing a war crime through the deliberate attack on civilian infrastructure. Both the defendant and the Ukrainian government have vehemently denied any state involvement or personal culpability in the pipeline destruction. The proceedings in Hamburg are expected to shed further light on the meticulous investigative steps taken by German police, while also testing delicate geopolitical alliances as Europe grapples with the fallout of the unprecedented maritime sabotage.