I think we only ever have one out at any time, so we have 10 unless you count on throwing at the enemy.
some guy talking on the TV the other day was saying that the orders of the PM are in a sealed communication and that he thought (did not actually know) that there were 4 choices
use what...
do you think the USA will give a flying **** about us we are the first line of their defence and if they are ever attacked we will be in the crossfire as I said wasteland in their front garden ............bit like it was in the second world war
most if not all potential adversaries have far more nuclear weapons than we will ever have, we are as I have said before just the early warning for the USA, the wasteland in front of the house.
if anyone starts a nuclear war it will be the yanks to try and protect their own, and once started...
question
where exactly will you be if the red button is pushed
the government
all the royals
all the very rich will be in bunkers (to die later from radiation sickness)
us, you and me will be dust
100 billion of mine, yours, money paying so they who are lucky or rich enough to be in the bunker...
the way I have always seen this is that who cares if we have a deterrent (one puny submarine) if ever used would do some damage to our enemies whoever they are, while we (if there are any of us left, among the cockroaches) whould be laughing at the fact that we got one back, while slowly dying...