 Complete the following phrase:  The core idea of the responsibility to protect often abbreviated as R2P or RtoP, as endorsed by the United Nations General Assembly at the 2005 World Summit, is that every state has the responsibility to protect its population from genocide and other mass atrocity crimes; the international community has a responsibility to assist the state if it is unable to protect its population on its own; and that if the state fails to protect its citizens from mass atrocities and peaceful measures have failed, the international community has the responsibility to intervene with appropriate measures, with coercive military intervention, approved by the UN Security Council, available as a last resort. The concept was expressly designed to supersede the idea of humanitarian intervention, which had failed to generate any international consensus about how to respond to the 1990s catastrophes of 