The principle of common but differentiated responsibilities and respective capabilities (CBDRC) captures the idea that it is the common responsibility of states to protect and restore the environment but that the levels and forms of states' individual responsibilities may be differentiated...

The article provides a brief assessment of the legal arguments that have been advanced in support of the US-led military intervention in Iraq in 2003. It concludes that the intervention is illegal under existing international law. It is neither validly based on Security Council authorization,...

In his September 2003 address to the United Nations general assembly, Secretary General Kofi Annan warned that the UN Charter's legal and institutional framework on the use of military force among states had come to a "fork in the road." He asked a "high-level panel on threats, challenges and...

Over the last ten years, we have developed an interactional understanding of international law that connects insights from IR constructivism to the legal theory of Lon Fuller. Drawing on these two influences, our framework posits that legal norms arise when social norms built upon shared...