This is a resolution saying humanitarian personnel in war zones should never be deliberately attacked.

The US was the only country to vote against.

https://xcancel.com/EUatUN/status/1998888233187553519

US explanation: https://usun.usmission.gov/explanation-of-vote-on-the-resolution-titled-safety-and-security-of-humanitarian-personnel-and-protection-of-united-nations-personnel/