一、“南顿”(M’Naghten)规则在美国刑法中的历史沿革可以肯定的是,“南顿”(M’Naghten)规则绝对不是普通法历史当中第一个关于“精神耗弱者”刑事责任的判断标准。“和其他理论一样,‘南顿’(M,Naghten)规则也不是一蹴而就的。从很大程度上而言,其仅仅是历史上类似规则的归纳总结或者较为系统的说明而已。‘南顿’(M’Naghten) First, the history of the M’Naghten rule in American criminal law What is certain is that the M’Naghten rule is definitely not the first one in the history of common law, Spiritual weakness ”Criteria for criminal responsibility. "Like any other theory, the ’M, Naghten’ rule does not work overnight, and for the most part is merely a summary or a systematic account of similar rules in history. ’(M’Naghten)