Going to discuss about the experiments that the governments have done on their citizens.  

Top 10 U.S. Government Experiments Done on Its Own Citizens - https://listverse.com/2017/06/01/top-10-us-government-experiments-done-on-its-own-citizens/#:~:text=%20Top%2010%20U.S.%20Government%20Experiments%20Done%20on,Blood%20Transfusions.%20Edward%20Cohn%2C%20a%20biochemist...%20More%20 

Number 10 Tuskegee Syphilis Experiment - https://exhibits.stanford.edu/saytheirnames/feature/tuskegee-syphilis-experiment 

Number 9 Stateville Penitentiary Malaria Study - https://www.nytimes.com/1974/04/28/archives/prison-official-in-illinois-halts-malaria-research-on-inmates.html 

Number 8 Navy-Sponsored Beef Blood Transfusions - https://ahrp.org/1942-edward-cohn-md-a-harvard-biochemist-injected-prisoners-with-beef-blood/ 

Number 7 Plutonium Testing - http://large.stanford.edu/courses/2015/ph241/rolston2/ 

Number 6 WWII Mustard Gas Experiments - https://www.npr.org/2015/06/22/415194765/u-s-troops-tested-by-race-in-secret-world-war-ii-chemical-experiments#:~:text=All%20of%20the%20World%20War%20II%20experiments%20with,follow-up%20health%20care%20or%20monitoring%20of%20any%20kind.  

Number 5 Operation Midnight Climax - https://ahrp.org/1953-1964-operation-midnight-climax-cias-lurid-ventures-into-sex-hookers-and-lsd/ 

Number 4 Operation Sea-Spray - https://www.usainquirer.com/what-is-operation-sea-spray/ 

Number 3 Operation Big Buzz - http://www.worldheritage.org/articles/Operation_Big_Buzz 

Number 2 Willowbrook Experiments - https://www.qcc.cuny.edu/SocialSciences/ppecorino/MEDICAL_ETHICS_TEXT/Chapter_7_Human_Experimentation/Case_Study_Willowbrook_Experiments.htm 

Number 1 Measles Vaccine Experiment - https://www.washingtonpost.com/archive/politics/1996/06/17/us-measles-experiment-failed-to-disclose-risk/6a4dd6ce-7add-4daa-8c5e-6e5fc343b996/ 

Update to soldiers being tested on  https://www.npr.org/2015/09/05/437555125/veterans-used-in-secret-experiments-sue-military-for-answers