Highway patrol - National Gendarmerie

A highway patrol is either a police unit created primarily for the purpose of overseeing and enforcing traffic safety compliance on roads and highways, or a detail within an existing local or regional police agency that is primarily concerned with such duties.

http://en.wikipedia.org/wiki/Highway_patrol


In France, the National Gendarmerie (French: Gendarmerie nationale) is a military force in charge of public safety, with police duties among the civilian population. It is also a military police / provost force. It has a strength of more than 105,975 persons (in 2007). The Gendarmerie works with the other national law enforcement agency, the police nationale.

http://en.wikipedia.org/wiki/Gendarmerie_Nationale_(France)