answers: 1957
context: United States court case in 1957. In tracing its history, some scholars have suggested tracing the history of checking for any of these practices: These practices are part of what constitutes informed consent, and their history is the history of informed consent. They combine to form the modern concept of informed consent—which rose in response to particular incidents in modern research. Whereas various cultures in various places practiced informed consent, the modern concept of informed consent was developed by people who drew influence from Western tradition. Historians cite a series of medical guidelines to trace the history of informed consent </s> of consent was 10 years. In 1880, 37 states had an age of consent of 10 years while 10 states kept an age of consent at 12, and Delaware maintained its age of consent at seven years, having lowered it from 10 in 1871. In the late-19th century, a "social purity movement" composed of Christian feminist reform groups began advocating a raise in the age of consent to 16, with the goal of raising it ultimately to 18, and by 1920 almost all states had raised their age of consent to 16 or 18. By the mid-1970s, there was widespread </s> up to ten years in jail. He spent three months in Boston's Charles Street Jail. During his challenge to the Massachusetts law, the Planned Parenthood League of Massachusetts stated that "there is nothing to be gained by court action of this kind. The only way to remove the limitations remaining in the law is through the legislative process." Despite this opposition, Baird fought for five years until "Eisenstadt v. Baird" legalized birth control for all Americans on March 22, 1972. "Eisenstadt v. Baird", a landmark right to privacy decision, became the foundation for such cases as "Roe v. Wade" and
question: what year did informed consent achieve formal legal definition