Dreadnought was armored on roughly the same scale as the Lord Nelson class, the final pre-dreadnoughts constructed by the Royal Navy. Dreadnought became Fisher’s political cause.

Dreadnought was armored on roughly the same scale as the Lord Nelson class, the final pre-dreadnoughts constructed by the Royal Navy. Dreadnought became Fisher’s political cause.

It's the only surviving pre-dreadnought battleship, not to mention one of the only Imperial navy vessels still intact from that era. After 21 years in service, the Mikasa was decommissioned, but ...