Actually Ben, Archangelesk was a R/Revenge/Royal Sovereign Class ship.
Similar to the Queen Elisabeth's, but definately their own class.
And yeah, I asked about that when SN first came out and never got an answer back then either.
Its too bad SDE cant pick up a history book and add what was historically the Soviets most powerful commissioned battleship to the game.
They must be too busy coming up with some new item to sell us to counter the tuning items.