Answer: Code talkers transmitted messages over military telephone or radio communications nets using formally or informally developed codes built upon their native languages. The code talkers improved the speed of encryption and decryption of communications in front line operations during World War II. I hope this helps!
Explanation: Navajo Code Talkers created an unbreakable code. It helped win World War II. The Code Talkers conveyed messages by telephone and radio in their native language, a code that was never broken by the Japanese. In the early part of World War II, the enemy was breaking every military code that was being used in the Pacific
The answer to the question you presented above would be 'persuasive speech' or 'oral persuasion'. These are the terms that refer to a speaker's use of persuasive language to persuade an audience.
