Navy development 1900-1999

I find it amazing that navy ships have developed so quick in early 1900 we had the dreadnoughts in WW2 we had the Bismarck and HMS hood.what other developments have we had in navy battleships throughout the world during this period?.
 
I find it amazing that navy ships have developed so quick in early 1900 we had the dreadnoughts in WW2 we had the Bismarck and HMS hood.what other developments have we had in navy battleships throughout the world during this period?.

If you think that is impressive you should consider how quickly things developed between 1860 and 1890.
 
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