Guardians of the Peace
【正确答案】：The Guardians of the Peace, established in 1922, is a nationwide force headed by a commissioner who is responsible to the minister for justice. A few hundred members of the force are assigned to detective duties; they are usually plainclothes officers and, when necessary, are armed. The rest of the force is uniformed and does not carry firearms.
【题目解析】：
参见教材P349。
