The symbolism of “Old Ironsides” for such a task would be hard to ignore, I’ll grant you. But her guns just ain’t cut out for it.
On the other hand, The Mighty Mo did have an Emperor bow down on her fore deck, and surrender his sword.
Although, she could escort the Mo into NY, flying the First Navy Jack.
Well.....when the Japs surrendered on the deck of the USS Missouri, it was a delegation of civilians & military who carried no weapons.
The Emperor was safe in his Tokyo palace & kept his throne, guaranteed by MacArthur.
Hirohito did have to renounce his divine status, which was immediately assumed by MacArthur, according to the latter’s critics.
Anyway, where’s a battlewagon like the Mighty Mo when we really need it? Oh - I forgot...you need a commander in chief willing to use it against this nation’s enemies. My bad.