A suspicious parcel fire at a Birmingham warehouse was a ‘test’ for Russian spies against a US attack

The alleged firebomb attack on a DHL warehouse in Birmingham, linked to Russian-backed saboteurs, was an attempted US attack, according to Polish officials.

Poland The National Prosecutor’s Office has confirmed four arrests after parcels “containing explosives” were allegedly sent via courier companies to countries including the UK.

Anti-terrorist police in Great Britain they are already investigating Whether Russia had any connection after a suspicious package caught fire at a DHL warehouse in Minworth in July.

Authorities in Germany they are also investigating several fires that were likely caused by incendiary devices hidden in packages at a warehouse in Leipzig.

Polish prosecutor Katarzyna Calow-Jaszewska said the latest arrests involved parcels that “spontaneously ignited or detonated while being transported by land and air” to EU countries and the UK.

She said the group’s purpose was allegedly “to test the channel for such parcels, which would ultimately be sent to the United States of America and Canada.”

She added that four people involved in “sabotage” and “of an international nature” had been detained.

On Monday, anti-terrorism police said the arrests reported by Polish authorities were not carried out as part of an investigation.

This coincides with reports in the Wall Street Journal (WSJ) that the devices were “electric massagers implanted with a flammable magnesium-based substance” and “part of a broader Russian conspiracy.”

Russia has denied involvement. A Kremlin spokesman told an American newspaper that the claims were “traditional, baseless media insinuations.”

In July, there was a suspicious fire at a DHL warehouse in the UK after a parcel arrived by air, but further details about the plane and its flight path are unknown.

Last month, British police said the investigation was being “led by officers from… Met Anti-Terrorism Command with the support of colleagues from Counter Terrorism Policing West Midlands.”