Well, that didn't take long …
https://www.breitbart.com/politics/2020/06/26/u-n-chief-guterres-calls-for-one-supreme-body-of-global-governance/
I don't like the idea that we've surrendered any of our national sovereignty to a foreign body, even if we have a permanent seat on the Security Council.
Treaties are bad enough, but I suppose they are okay, provided they are approved by Congress [gulp!] and negotiated by the Executive.
"Guterres was the prime minister of Portugal from 1995 to 2002 and secretary-general of the PortugueseSocialist Partyfrom 1992 to 2002. He served as president of theSocialist Internationalfrom 1999 to 2005. "