| Tuskegee Syphilis Study (1932-72)
 | 1932 |  | 
| Elixir Sulfanilamide Disaster | 1937 |  | 
|  | 1938 | Federal Food, Drug & Cosmetic Act | 
| Monster Study on stuttering | 1939 |  | 
| Nazi Experiments on Prisoners (1939-45) | 1940s |  | 
| Stateville Penitentiary Malaria Study | 1940s |  | 
| Radiation Experiments Begin (1944-74) | 1944 |  | 
|  | 1944 | Penicillin used to treat syphilis | 
| Guatemala STD Experiments | 1946 |  | 
| MIT Science Club Study (1946-53) | 1946 |  | 
|  | 1947 | Nuremberg Code | 
|  | 1948 | UN adopts Universal Declaration of Human Rights | 
| George Otto Gey extracts cells from Henrietta Lacks | 1951 |  | 
| Sloan-Kettering Cancer Study | 1952 |  | 
| Wichita Jury Study | 1953 |  | 
| MK-ULTRA: Military LSD experiments
 | 1953 |  | 
| Willowbrook Hepatitis Study (1956-71) | 1956 |  | 
| Thalidomide Tragedy | 1957 |  | 
| Harvard Psilocybin Experiments (1960-63) | 1960 |  | 
| Milgram Obedience Study | 1962 | Kefauver-Harris Drug Amendment to Food, Drug & Cosmetic Act
 | 
| Jewish Chronic Disease Hospital Cancer Study | 1963 |  | 
|  | 1964 | Declaration of Helsinki | 
| Beecher Article | 1966 | US Surgeon General’s Directives on Human Experimentation Institutional review required
 | 
| Tearoom Trade Study published | 1970 |  | 
| Stanford Prison Experiment | 1971 |  | 
| Tuskegee Syphilis Study exposed. Study ends. | 1972 |  | 
|  | 1974 | Tuskegee lawsuit settled out of court. | 
|  | 1974 | National Research Act passed by Congress | 
|  | 1974 | National Commission for the Protection of Human Subjects of Biomedical & Behavioral Research was established. DHEW-funded research to be reviewed by IRBs | 
|  | 1974 | 45 CFR 46: IRB procedures established Subpart B: Special Protections for Pregnant Women and Fetuses | 
|  | 1978 | President Carter establishes the Commission for the Study of Ethical Problems in Medicine and Biomedical and Behavioral Research (1978-83) leading to the creation of The Common Rule | 
|  | 1978 | 45 CFR 46: IRB procedures established Subpart C: Special Protections for Prisoners | 
|  | 1979 | Belmont Report | 
|  | 1981 | FDA regulations for IRBs at 21 CFR revised to correspond with DHHS regulations | 
|  | 1982 | CIOMS Guidelines | 
|  | 1983 | 45 CFR 46: IRB procedures established Subpart D: Special Protections for Children | 
| Arizona State University’s Havasupai Research Study (1989-2004) | 1989 |  | 
|  | 1990 | International Conference on Harmonization Guidelines (ICH Guidelines created) | 
|  | 1991 | Common Rule | 
| MIT Science Club experiments exposed. | 1993 |  | 
| 1930s & 40s Radiation Experiments Publicized | 1993 |  | 
|  | 1993/5 | Advisory Committee on Human Radiation Experiments Report | 
|  | 1995 | President Clinton creates the National Bioethics Advisory Committee (1995-2001)
 | 
| University of Rochester student participant Nicole Wan dies in minimal risk medical study | 1996 | HIPAA Privacy Rule | 
| Death of Jesse Gelsinger in University of Pennsylvania medical study | 1999 |  | 
|  | 2000 | OPRR is promoted to OHRP | 
|  | 2001 | President Bush replaces the NBAC with the President’s Council on Bioethics | 
|  | 2001 | University of Iowa apologies for Monster Study | 
| Columbia Restaurant Study | 2001 | AAHRPP incorporated | 
| Boston College's The Belfast Project begins (2001-2006) | 2001 |  | 
| Havasupai Tribe learn the extent of the ASU research study | 2004 | SACHRP established | 
|  | 2007 | University of Iowa settles Monster Study lawsuit | 
|  | 2010 | US apologizes for the Guatemala STD Experiments | 
|  | 2010 | ASU settles Havasupai lawsuit | 
|  | 2011 | ANPRM for Revision to the Common Rule | 
|  | 2012 | Boston College's Belfast Project interviews under legal review | 
|  | 2012 | UK Concordant to Support Research Integrity | 
|  | 2013 | University of Alabama's SUPPORT Study suspended by OHRP | 
| Stanford & Dartmouth Voter Experiment | 2014 |  | 
|  | 2014 | UNC IRB suspends whistle-blower's research study on literacy of athletes | 
| OKCupid Mismatched Matchmaking Experiment | 2014 |  | 
| Facebook Emotional Contagion Study | 2014 |  | 
| UCLA Study: Same Sex Marriage: Effect of the Canvasser | 2015 | NPRM for Revision to the Common Rule | 
|  | 2017 | Presidential Commission for the Study of Bioethical Issues concludes upon the inauguration of the new president and is not replaced. | 
|  | 2017 | The Final Revisions to the Common Rule is published on January 19, 2017 in the Federal Register. | 
|  | 2018 | The Final Rule was implemented by July 18, 2018. Now known as the "Revised Common Rule" or "The 2018 Requirements" |