In many international conferences, countries have always emphasized the need to strengthen cooperation and exchanges among countries around the world, which reflects those

1 Military cooperation, the reduction of strategic nuclear weapons and the principle of regional denuclearization, sending peacekeeping troops to participate in the security of war-torn countries

2 Economic cooperation, WTO agreements and economic integration, such as EU assistance to Greece and Spain Countries waiting for sovereign debt crisis

3 Health, culture, education, protection of human rights and intellectual property rights, prevention of the spread of AIDS, humanitarian assistance to refugees

4 Handling of emergencies such as after earthquakes and tsunamis , dispatch rescue teams and financial assistance to carry out post-disaster reconstruction projects

5 Establish corresponding organizations to coordinate military, economic, health and other cooperation, such as NATO (military), the World Bank (economic), and the World Health Organization (Hygiene) etc.

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References: United Nations, World Trade Organization, etc.