The American criminal justice system is a complex network of laws, institutions, and practices designed to maintain order and address crime. From defining illegal acts to enforcing laws and punishing offenders, it encompasses various stages and actors, including police, courts, and corrections. Key issues in criminal justice include mass incarceration, racial disparities, and the balance between punishment and rehabilitation. Recent years have seen growing calls for reform, with debates over policing practices, sentencing policies, and the effectiveness of current approaches to crime prevention and offender reintegration.