The case brings back memories of investigations into Russian sabotage using incendiary devices in air cargo packages. "In such actions, such as the one that has now apparently been prevented, one must ask the question of when the term 'act of sabotage' no longer suffices and one must speak of an attack on Germany," said terrorism expert Hans-Jakob Schindler, director of the Counter Extremism Project (CEP), in an interview with our editorial team.