The 353rd Civil Affairs Command (CAC) 3 is a military unit within the United States Army specializing in civil affairs operations. This command is part of the larger U.S. Army Civil Affairs Corps, which focuses on conducting foreign internal defense and stability operations to support host nations in their efforts to build and sustain democratic institutions and deliver essential services to their citizens. The 353rd CAC 3 operates primarily within the geographical area covering the United States Northern Command’s area of responsibility, with a mission to provide civil affairs advisors who work closely with civilian officials to ensure stability and security in times of crisis or conflict. The unit’s activities include humanitarian assistance, disaster response, peacekeeping, and counterinsurgency operations, among others.