UNGA is dead. It’s the sideshows that really matter.

New York City in the second half of September is now a two-week festival attracting all those who deal with global challenges.

Often it’s about seeing and being seen.

Celebrities here can take an easy stand, without crossing domestic partisan political lines. Everyone from Korean megastars BTS to American actors like Matt Damon and Goldie Hawn use UNGA as a platform for their causes.

What was once a chance for national leaders to deliver…