"Precedent" carries no meaning if you can cherry pick from anywhere on the globe during anytime of world history. Stoning is legal in other countries so why isn't it legal here? All you have to do to legalize it is to have a justice cite an African stoning law as a precedent in a court hearing. Badda Bing, let the stoning begin.
At what point do you say, "This is an impeachable act"?