Here is a great resource on the the International Radiotelephony Spelling Alphabet, (NATO phonetic alphabet or the ICAO phonetic alphabet). It's the most widely used spelling alphabet for communication via radio or telephone. 

• Telephone spelling alphabets originated during World War I to enhance communication.
• The first internationally recognized non-military spelling alphabet was established by the CCIR in 1927.
• During World War II, various nations utilized their own versions of a spelling alphabet.
• In 1947, the IATA proposed a draft universal alphabet to the ICAO, encompassing sounds common to English, French, Spanish, and Portuguese.
• Between 1948 and 1949, Jean-Paul Vinay collaborated with the ICAO to develop a new spelling alphabet with words similar in English, French, and Spanish.
• The NATO alphabet was adopted in 1956, becoming the universal phonetic alphabet for military, civilian, and amateur radio communications.
• The name "NATO phonetic alphabet" gained prominence due to NATO Allies leading the final revision and the widespread use of signals for naval communications and tactics globally

Learn more here: isesassociation.com/do-you-know-what-nato-phonetic-alphabet-is