Plea bargaining in the United States
The constitutionality of plea bargaining was established by "Brady v. United States" in 1970, although the Supreme Court warned that plea incentives which were sufficiently large or coercive as to over-rule defendants' abilities to act freely, or used in a manner giving rise to a significant number of innocent people pleading guilty, might be prohibited or lead to concerns over constitutionality. "Santobello v. New York" added that when plea bargains are broken, legal remedies exist.
Plea bargaining in the United States
Plea bargaining has existed for centuries; in older legal systems convictions were at times routinely procured by confession, and laws existed covering such criminal confessions, although by the 18th century inducements had been forbidden in English Law to prevent miscarriage of justice. Accordingly, early US plea bargain history led to courts' permitting withdrawal of pleas and rejection of plea bargains, although such arrangements continued to happen behind the scenes. A rise in the scale and scope of criminal law led to plea bargaining's gaining new acceptance in the early 20th century, as courts and prosecutors sought to address an overwhelming influx of cases: