The US has the strongest navy.
Athens always had a strong navy and they have benefitted their navy because of it's power.
athens
Athens had a powerful navy.
Athens had a strong navy, while Sparta had a better army
Its navy was the strongest as it remained on continuous for half the year - it was paid for by the contributions mulcted from its allied cities. Its army was a militia comprised of farmers and tradesmen called out for military service as required in emergency and was not paid.
The American Navy
Athens.
Athens. Sparta was famous for its land army.
Sparta beat Athens with the help of the Persians. The Spartans sold land in Asia Minor so that they could build a navy with that navy they crushed Athens' navy and Athens surrendered.
The British had the strongest navy during the French and Indian War
India