Anonymous ID: 6179bb Jan. 20, 2021, 10:37 a.m. No.12635756   🗄️.is 🔗kun

>>12635690

C4ISR is an acronym used by the U.S. Department of Defense, U.S. intelligence agencies, and the defense community which stands for Command, Control, Communications, Computers, Intelligence, Surveillance, and Reconnaissance.