>Also, many other countries require officers to have a university degree - or equivalent - before joining the police, but in the US most forces just require the equivalent of a high-school diploma

>Maria Haberfeld, professor of police science at the John Jay College of Criminal Justice, says: "Some police forces in Europe have police university, where training lasts for three years - for me the standouts are Norway and Finland."

https://www.bbc.com/news/world-us-canada-56834733