Posted as a reply, but if you want to read more about the command and control structure in the US, and why it evolved as it did (tl;dr paranoia during the cold

Posted as a reply, but if you want to read more about the command and control structure in the US, and why it evolved as it did (tl;dr paranoia during the cold war for the most part) the excellent Command and Control is a good intro to the subject: https://www.amazon.co.uk/Command-Control-Eric-Schlosser/dp/0141037911 https://www.amazon.co.uk/Command-Control-Eric-Schlosser/dp/0...