During war, as accepted by every politician going back to the dawn of civilization. On the plus side, for the past several hundred years, we've started to make efforts to minimize.
> there are no qualms around civilian collateral damage.
Really? That seems to be all anyone is talking about when it comes to drones. From the perspective of anyone from more than a century ago, we're obsessed with it (and conversely, from the perspective of today, Dresden and Hiroshima would be war crimes.)