States have never acted for purely disinterested humanitarian reasons; the novel idea was that the protection of humanity was in every state’s interest, and it was well understood in the aftermath of World War II that action against genocide would require a willingness to use force and to risk the lives of one’s own. The belief was that the price to the world of such a risk would not be as great as the price of inaction. But whose world were the drafters of the Genocide Convention—and the refugee conventions, which soon followed—thinking of?