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United States criminal justice system flowchart. Criminal Justice is the system of practices and institutions of governments directed at upholding social control, deterring and mitigating crime, or sanctioning those who violate laws with criminal penalties and rehabilitation efforts. Criminal justice is also a field of study.

Those accused of crime have some protections against abuse of investigatory and prosecution powers. Criminal justice systems are very different around the world depending on the country. In the United States when a person or individual is charged of a crime they are given rights. In some countries when someone is charged with a crime there is no trial and they are immediately sentenced with no rights.

In the United States the criminal justice system was taken from the British criminal justice system. Today a lot of modern countries also have adopted the British criminal justice system. In less developed countries and war-torn countries no justice system is in use.