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.

A DHL cargo plane crashed into a house in Vilnius, Lithuania, a month after European intelligence agencies warned that Russia was trying to sabotage cargo flights with small bombs.