lol
No worries
Actually a few countries use the same names for classes again
At least 2 Bismarck classes I know of
Bismarck Class iron flush-decked corvettes
Bismarck 25th July 1877 Hulked in 1891.
Blücher 20th September 1877 Sold as a hulk in 1908.
Stosch 8th October 1877 Broken up and used for scrap in 1907.
Moltke 18th October 1877 Hulked in 1910.
Gneisenau 4th September 1879 Wrecked on 16th December 1900.
Stein 14th September 1879 Hulked in 1908
Bismarck Class
Bismarck14th February 1939 Sunk on 27th May 1941.
Tirpitz1st April 1939 Sunk on 12th November 1944.
Etc