On the website of Le Monde in these hours are very informative interview. A release was Charles F. Dunbar, professor of International Relations at Boston College and a former U.S. diplomat. Referring to the Libyan crisis, Dunbar spoke of a textbook case of the right to intervene. We are indeed in the presence of a regime that slaughters its own people, then there are the extremes to by-pass the sovereignty of a nation-state.