Reference
Reference
OpenAI's Answer
The birthday of the modern U.S. Army Signal Corps is celebrated on June 21. This date marks the formation of the Signal Corps, which was established on June 21, 1860. In 2023, the Signal Corps celebrated its 163rd birthday, and it is expected to celebrate its 164th birthday in 2024. The Signal Corps has a rich history of providing communication support for the U.S. Army, and this anniversary is observed with various events and ceremonies.
For more details, you can visit the U.S. Army's article on the celebration here.
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