BEIJING, July 4 (Global Times): Chinese State Councilor and Foreign Minister Wang Yi has expounded China's rising confidence and global role in international affairs, criticised the US and some of its allies for their outdated Cold War mentality, and emphasised the importance of upholding multilateralism and abandoning zero-sum game mentality in dealing with challenges faced by all countries. Wang delivered a keynote speech at the opening ceremony of the 9th World Peace Forum organized by Tsinghua University and Chinese People's Institute of Foreign Affairs on Saturday (July 3). As the world faces rising uncertainty and unilateralism, the theme of the forum this year is "International Security Cooperation in the Post-Pandemic Era: Upholding and Practicing Multilateralism." The role of China and the Communist Party of China (CPC) was highlighted during the forum.