Ricardo LaFontaine: Puerto Rican Solider Overcame Discrimination in WWI
https://ctinworldwar1.org/puerto-rican-solider-overcame-discrimination-in-wwi
The Puerto Rican Experience in World War I
https://www.gilderlehrman.org/history-resources/essays/puerto-rican-experience-world-war-i
“Such Cases of Outrageous Unspeakable Abuse...”: A Puerto Rican Migrant Protests Labor Conditions During World War I
http://historymatters.gmu.edu/d/120
The Borinqueneers (1950)
https://www.nationalguard.mil/Resources/Image-Gallery/Historical-Paintings/Heritage-Series/The-Borinqueneers/
The Borinqueneers: The Forgotten Heroes of a Forgotten War
https://centropr-archive.hunter.cuny.edu/centrovoices/chronicles/borinqueneers-forgotten-heroes-forgotten-war
Puerto Rico's 65th Infantry Fought Bravely in Korea—Then Had to Fight for Redemption
The Borinqueneers, the U.S. military's only all-Hispanic unit, saw their sacrifice and achievements overshadowed by a trumped-up court martial.
https://www.history.com/news/puerto-rico-65th-infantry-borinqueneers
The history of Puerto Rican service in the United States Army
https://www.thenmusa.org/articles/the-65th-infantry-regiment/
Images of the 65th Infantry
http://www.valerosos.com/65th-infantry-regiment2/index.html