Can a country nuke it's own land?
Can a country nuke it's own land with people in it?
If an army invaded, could the host country nuke that army since it is on it's land?
So ISIS could nuke Andalus since it is their territory.
So long as it didn't cause MAD it would be fine, yes?
That would be a quick way to be assassinated.
But you could hold your country hostage by flooding it with non-Germans and not be assassinated...