Question: Two ships of the Royal Navy have been named HMS "Leonidas" after Leonidas I, king of which ancient location ?
Sentence (from "Leonidas I"): Leonidas I ( or ; Doric Λεωνίδᾱς , "Leōnídās "; Ionic and Attic Greek: Λεωνίδης , "Leōnídēs ", ] ; "son of the lion"; died 11 August 480 BC) was a warrior king of the Greek city-state of Sparta.
Relevant evidence: Yes