As an outsider (not living in the US), it is kind of weird that the US army manuals are public [0], and the police ones are private. [0]: https://armypubs.army

As an outsider (not living in the US), it is kind of weird that the US army manuals are public [0], and the police ones are private. [0]: https://armypubs.army.mil/ProductMaps/PubForm/FM.aspx https://armypubs.army.mil/ProductMaps/PubForm/FM.aspx