Such efforts always require a statutory basis, for otherwise they might founder on the ancient doctrine of sovereign immunity, i.e., the principle that the government may not be sued without its consent.

• 此类努力总是要求一个法定基础，否则，他们即有可能受到古老的主权免除理论的阻碍。 该理论原则指出，在未得到政府同意的情况下，不得起诉政府。