Nogales, Arizona – U.S. Marines with Combat Logistics Battalion 7, 1st Marine Logistics Group, assigned to Joint Task Force-Southern Border in support of Operation Ardent Vanguard, conducted barrier reinforcement operations in Nogales on July 16, 2026, using barbed wire.

The reinforcement initiative was part of a broader federal mission aimed at enhancing infrastructure security along designated sectors of the southwest border.

U.S. Northern Command is working alongside the Department of Homeland Security and U.S. Customs and Border Protection within narrowly defined authorities to provide unique military capabilities to protect the territorial integrity of the U.S. southern border.

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