I learned about this many years ago but I thought some readers might have never heard of it. It is pretty solid evidence that there are quite functional devices in the hands of a nation who recognizes no limits or international agreements.
These threats of the Samson option by Martin Krevald are not hollow boasts by madmen. These madmen are quite capable of carrying out their threats should it seem opportune. More importantly, they are capable of detonating these devices and making it look like the work of someone else.