The last WWII spelling alphabet continued to be used through the Korean War, being replaced in 1956 as a result of both countries adopting the ICAO/ITU Radiotelephony Spelling Alphabet, with the NATO members calling their usage the "NATO Phonetic Alphabet".
the last wWIi SpelLINg alpHabEt continued to Be useD tHRough tHE kOrEan wAr, beING replACEd in 1956 As a reSulT of bOTH countRies adopting The icaO/Itu radiotelepHOny speLlinG aLPHabet, witH The NaTo mEmbERS calliNG theiR usAge thE "naTo phonetiC AlPhAbeT".