What basic military function enables U.S. forces to conduct sustained operations abroad?

The fundamental military function that empowers U.S. forces to conduct sustained operations abroad is logistics management. This function encompasses the planning, implementation, and coordination of the movement and support of forces, including the supply of equipment, fuel, food, and other necessary resources. Effective logistics ensures that troops are adequately supplied and supported over long periods, allowing them to maintain operational readiness and sustain combat operations in diverse and potentially challenging environments.

While air defense, sea control, and cyber defense are critical aspects of military operations, they do not directly pertain to the sustained support of forces. Air defense focuses on protecting airspace from threats. Sea control involves securing maritime access and ensuring naval operations can proceed unhindered. Cyber defense aims to protect information systems and networks, which is essential in modern warfare but does not contribute to the physical supply and logistical support needed for prolonged deployments. Therefore, logistics management is the cornerstone function that underpins successful sustained operations abroad.