Previously, he served as the Deputy Inspector General of the United States Army.

Barker did a last interview with his thoughts about his time in the U.S. Army and U.S. Transportation Command on May 8, 2023.

His retirement ceremony was held at Scott Air Force Base, Illinois on May 19, 2023.

The recording of the ceremony is on YouTube: Major General Vincent B. Barker Retirement Ceremony [2][3][1] This article incorporates public domain material from websites or documents of the United States Government.

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