Offering a excellent base provided by the knowledge of their years of service in the United Earth Empire Army the leadership of Task force 141 managed to build up and opened the first training facility in the year 2901 located in New Austin, Terra.
"Task Force 141" in the Call of Duty: Modern Warfare series is a fictional multinational special operations unit. In reality, there isn't a direct equivalent, as the game takes creative liberties with its narrative and characters.