China and Brazil should safeguard the shared interests of the Global South and jointly maintain the United Nations’ core role, Chinese President Xi Jinping told his Brazilian counterpart on Friday, state news agency Xinhua said.
Archived version: https://archive.is/newest/https://www.straitstimes.com/asia/chinas-xi-urges-brazils-lula-to-jointly-protect-global-south-interests
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The USA actually has less sway over NATO. NATO is a mutual defence pact, and while it has the power to reject applicants, their VETO power in UN is equivalent and more.
The fact that NATO generals forced Trump to back down over Greenland is a good example.