Throughout the Cuban campaign he was attached to the headquarters of my regiment in Cuba as a military observer.
His mind was bent on devoting his energies and abilities to the work of public education on this vitally important subject, and few men were better qualified to do so, for he had served as a military observer in many campaigns.
The above list will hopefully provide you with a few useful examples demonstrating the appropriate usage of "military observer" in a variety of sentences. We hope that you will now be able to make sentences using this group of words.