I still think the Russians were kool there largest weapons were TEN MEGATONs !!!
The idea was simple ; it did not matter if you hit what you were shooting at , it did not matter how well hardened it was ...
The net after effect was always going to be the same ; GAME OVER ! ! !
Gees the Aliens would have loved to have seen World War THREE Nuclear Armageddon ; )
So kool : )