Foreword Corruption is an insidious plague that has a wide range of corrosive effects on societies. It undermines democracy and the rule of law, leads to violations of human rights, distorts markets, erodes the quality of life and allows organized crime, terrorism and other threats to human security to flourish. This evil phenomenon is found in all countries—big and small, rich and poor—but it is in the developing world that its effects are most destructive. Corruption hurts the poor disproportionately by diverting funds intended for development, undermining a Government’s ability to provide basic services, feeding inequality and injustice and discouraging foreign aid and investment. Corruption is a key element in economic underperformance and a major obstacle to poverty alleviation and development. I am therefore very happy that we now have a new instrument to address this scourge at the global level. The adoption of the United Nations Convention against Corruption will send a clear message that the international community is determined to prevent and control corruption. It will warn the corrupt that betrayal of the public trust will no longer be tolerated. And it will reaffirm the importance of core values such as honesty, respect for the rule of law, accountability and transparency in promoting development and making the world a better place for all. The new Convention is a remarkable achievement, and it complements another landmark instrument, the United Nations Convention against Transnational Organized Crime, which entered into force just a month ago. It is balanced, strong and pragmatic, and it offers a new framework for effective action and international cooperation. The Convention introduces a comprehensive set of standards, measures and rules that all countries can apply in order to strengthen their legal and regulatory regimes to fight corruption. It calls for preventive measures and the criminalization of the most prevalent forms of corruption in both public and private sectors. And it makes a major breakthrough by requiring Member States to return assets obtained through corruption to the country from which they were stolen. These provisions—the first of their kind—introduce a new fundamental principle, as well as a framework for stronger cooperation between States to prevent and detect corruption and to return the proceeds. Corrupt officials will in future find fewer ways to hide their illicit gains. This is a particularly important issue for many developing countries where corrupt high officials have iii