His statement follows earlier incidents, reported by The Wall Street Journal, at DHL logistics hubs in Leipzig and Birmingham, involving unconventional incendiary devices, which were linked to broader Russian sabotage efforts.

German leaders raised the possibility that a fiery cargo plane crash in Lithuania on Monday was the result of sabotage or hybrid warfare.

German officials on Tuesday started to question the crash of a DHL-chartered cargo plane in Vilnius in Lithuania the day before as an act of sabotage.