Advance Guard Definition - MilitaryDictionary.org
1.) Detachment sent ahead of the main force to ensure its uninterrupted advance; to protect the main body against surprise; to facilitate the advance by removing obstacles and repairing roads and bridges; and to cover the deployment of the main body if it is committed to action.
In the United States, military vocabulary is standardized by the Department of Defence. These terms are used by the United States Army, Navy, Air Force, and Marine Corps.
Term Classification: operations
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