Some states only permit use for certain diseases like cancer, multiple sclerosis or AIDS.

VOA: special.2010.10.11

But why did they permit him to carry on his practice of challenging the law and ? the authority of the law for as long as they did?

而是，为何他们一再容许他,挑战法律及法律权威,达这么长一段时间？

耶鲁公开课 - 政治哲学导论课程节选

They opposed the compromise, because it might permit slavery in the New Mexico territory, and because it called for stronger laws on the return of slaves who had escaped to the North.

VOA: special.2009.03.26