During which years did the Navajo Code Talkers serve?

The Navajo Code Talkers served from 1942 to 1945, primarily during World War II. This timeframe is significant because it aligns with the United States' entry into the war and the subsequent need for secure communication in the Pacific Theater. The Navajo language was utilized to create an unbreakable code that allowed for the transmission of vital military messages without the risk of interception by enemy forces.

The selection of this answer highlights the importance of the deployment of Code Talkers during critical battles, where their unique language skills contributed to successful military operations. The years 1942 to 1945 encompass the critical period during which the Code Talkers developed and employed the code that remains celebrated for its effectiveness and secrecy.