May 27, 2026

Operation Southern Guard (OSG)

We are pleased to present this Lead Inspector General (Lead IG) report to Congress on Operation Southern Guard (OSG). This report fulfills our quarterly reporting responsibilities pursuant to the Inspector General Act of 1978, as amended.

Feb. 26, 2026

Operation Southern Guard (OSG)

On March 28, 2025, the DoD designated Operation Southern Guard as an overseas contingency operation, triggering Lead IG reporting responsibilities under 5 U.S.C. 419. The Council of the Inspectors General on Integrity and Efficiency designated the DoD IG as the Lead IG for OSG, effective July 14, 2025.