https://spis*gov.pl/

https://www.history.com/topics/us-government/history-of-mk-ultra

https://ahrp.org/a-national-scandal-aids-drug-experiments-on-foster-care-children-assoc-press/

https://ahrp.org/mk-naomi-1949-1969-tested-lethal-biochemical-agents/

https://publicintelligence.net/operation-northwoods/

https://www.history.com/news/the-infamous-40-year-tuskegee-study

https://www.dailymail.co.uk/news/article-2210415/Revealed-Army-scientists-secretly-sprayed-St-Louis-radioactive-particles-YEARS-test-chemical-warfare-technology.html

https://allthatsinteresting.com/operation-mockingbird