Today, the world is facing new threats that would endanger the progress that the 21st century has witnessed, from the climate crisis to the dark side of the digital world. Questions have been raised as to whether the organization is still relevant today.

Numerous international organizations exist in the world. While most other international organizations are designed as either regional groupings such as the European Union and African Union, or as organizations dealing with issues in a particular field such as NATO and APEC, the United Nations is a true global organization representing almost all nations on Earth and involving all aspects of global affairs, making it irreplaceable.