The fourth World Peace Forum (WPF) - Overcome Difficulties: Understanding, Consultation, and Reciprocity - was held from June 27 to 28. Chinese Vice President Li Yuanchao addressed the opening ceremony held on Saturday.

Chinese Vice President Li Yuanchao addressed the opening ceremony of the fourth World Peace Forum (WPF)

Former State Councilor and Chairman of the World Peace Forum Tang Jiaxuan delivered a welcoming address

Main topics of the forum include security cooperation among world powers, security cooperation in the Asia-Pacific region, European and global security cooperation, and regional security cooperation.

Tsinghua University President Qiu Yong hosted the opening ceremony of the World Peace Forum

Carnegie Endowment for International Peace President Burns William Joseph delivered a speech

Some 500 former foreign leaders and scholars participated in the plenary meeting and panels on different issues. The forum was first launched in 2012, and is China's first high-level non-governmental seminar focusing on international security.