填空题
Military Police

Military police (MPs) are the police of a military organization. Military police are concerned 1 law enforcement ( including criminal investigation) on military property and concerning military personnel, installation security, close personal protection of senior military officers, management of prisoners of war, management of military prisons, hunting down deserters, traffic control, route signing and resupply route management. Not all military police 2 are concerned with all of these areas, 3 .
These personnel are generally 4 front-line combatants, but are sometimes used in a defensive role 5 a primary defense force in 6 area operations.
In some countries, a military 7 force, generically 8 as a gendarmerie, although there are a 9 of other names, also serves as a national police force, often 10 as heavy backup for the civil police and/or policing rural 11 . For these 12 , such forces are under civilian 13 and function in the same manner as 14 police forces. This gendarmerie may or may not also 15 as a military police force within the armed forces. In most countries, military police who are not members of gendarmerie forces do not have police powers over civilians 16 while on military property.
The head of the military police is commonly 17 to as the Provost Marshal. This ancient 18 was originally given to an 19 whose duty was to ensure that the army of the king did no harm to the citizenry.
In many countries, military forces have separate prisons and judicial systems, 20 from civilian entities. The military possibly also has its own interpretation of criminal justice.
The status of military police is usually prominently displayed on the helmet and/or on an armband, brassard, or arm or shoulder flash. In the Second World War, the military police of the German army still used a metal gorget as an emblem.