Fort Union National Monument
geographical name
reservation in northeastern New Mexico east-northeast of Santa Fe containing the site of a military post that was active 1851–91
Cite this Entry
“Fort Union National Monument.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Fort%20Union%20National%20Monument. Accessed 31 Oct. 2025.
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