Fort Barrett was a temporary earthwork built by the

United States Army The United States Army (USA) is the primary Land warfare, land service branch of the United States Department of Defense. It is designated as the Army of the United States in the United States Constitution.Article II, section 2, clause 1 of th ...

California Column The California Column was a force of Union volunteers sent to Arizona and New Mexico during the American Civil War. The command marched over from California through Arizona and New Mexico Territory to the Rio Grande and as far east as El Paso, ...

in 1862 during the

American Civil War The American Civil War (April 12, 1861May 26, 1865; also known by Names of the American Civil War, other names) was a civil war in the United States between the Union (American Civil War), Union ("the North") and the Confederate States of A ...

. It was located in the Pima Villages two miles from the

Gila River The Gila River (; O'odham ima Keli Akimel or simply Akimel, Quechan: Haa Siʼil, Maricopa language: Xiil) is a tributary of the Colorado River flowing through New Mexico and Arizona in the United States. The river drains an arid watershed of ...

nearby Casa Blanca,

New Mexico Territory The Territory of New Mexico was an organized incorporated territory of the United States from September 9, 1850, until January 6, 1912. It was created from the U.S. provisional government of New Mexico, as a result of '' Nuevo México'' becomi ...

and was built around the

mill Mill may refer to: Science and technology * Factory * Mill (grinding) * Milling (machining) * Millwork * Paper mill * Steel mill, a factory for the manufacture of steel * Sugarcane mill * Textile mill * List of types of mill * Mill, the arithmetic ...

of settler Ammi M. White to protect it and provide a safe location to gather food and forage from the Pima people for the advance on

Tucson Tucson (; ; ) is a city in Pima County, Arizona, United States, and its county seat. It is the second-most populous city in Arizona, behind Phoenix, Arizona, Phoenix, with a population of 542,630 in the 2020 United States census. The Tucson ...

. The fort was named after

Lieutenant A lieutenant ( , ; abbreviated Lt., Lt, LT, Lieut and similar) is a Junior officer, junior commissioned officer rank in the armed forces of many nations, as well as fire services, emergency medical services, Security agency, security services ...

James Barrett who was killed in the

Battle of Picacho Peak The Battle of Picacho Pass, also known as the Battle of Picacho Peak, was an engagement of the American Civil War on April 15, 1862. The action occurred around Picacho Peak, northwest of Tucson, Arizona. It was fought between a Union cavalry ...

.John P. Wilson, Peoples of the Middle Gila: A Documentary History of the Pimas and Maricopas, 1500s – 1945, Researched and Written for the Gila River Indian Community, Sacaton, Arizona, 1998 (revised July 1999) Report No. 77, Las Cruces, New Mexico, pp. 190–191
Following the capture of Tucson in May the construction of the post ceased, and was abandoned, except as a post for vedettes and express riders.

References

{{reflist Archaeological sites in Arizona Barrett Military history of Arizona Arizona in the American Civil War 1862 establishments in the United States