In that case have you bothered to question why US need so many military bases worldwide? They have more subs and aircraft carriers placed at strategic locations on the four corners of the globe.
Donbass to Moscow is the closest. In time Finland to St Petersberg is even closer. These would be minutes to decide if it was a tech blip error or the real launch.
If you really want the real reason, ask Putin. I'm not the fly on the wall, at least I speculate objectively.
