All this talk of "North Korea may have missiles that can hit us!" is getting tiresome and, frankly, worrisome. The only reason people talk about North Korea and, say, not Russia is that the US can preemptively attack North Korea and they can do nothing about it.
Everywhere you live, your place can be incinerated in 30 minutes if one or another national leader decides to push the red button. And it has been like that for ~50 years. Deal with it, and if anybody feels extra warlike and feels like they have to invade yet another country to save the civilized world from WMDs, remember Iraq.
My point was more general: propaganda can have various goals, only one of which is to turn supporters to detractors.
Further, propaganda doesn't have to be well executed to be propaganda.
No it's not billions of lives that are the impetus to use force. Rather it's the huge sum of a few million dollars worth of Bitcoins i.e the cost of one of their more expensive bombs.