May 24 to 25, members of Association of Former Diplomats of China-AFDC, Ambassadors Wang Xuexian, Chen Shiqiu, Jin Yongjian, and Li Changhe visited SIIS and gave four lectures to SIIS researchers. The lectures are: “The Prospect and Challenges of the Afghanistan Problem,” “New Developments of International Human Rights and China,” “New Developments and Direction of UN Reform,” and “New Developments of Global Arms Control and Disarmament.” The four ambassadors answered questions raised by SIIS scholars.