This document provides an overview of the criminal justice systems of 6 model nations: England, France, Germany, China, Japan, and Saudi Arabia. It discusses their legal traditions, government structures, crime issues, crime rates, crime policies, police forces, corrections systems, constitutions/laws, and judicial systems. Specifically regarding juveniles, it describes France's historical system of paternal power over children and the establishment of juvenile courts and proceedings in 1945 aimed at addressing juvenile crime separately from adult crime.