ZachWeinersmith, 
Separate from the meat of this discussion, the opening discussion of what International Law is and means is so excellent: https://www.nytimes.com/2024/05/17/opinion/ezra-klein-podcast-asli-bali.html
With A City on Mars we kept having to say "international law is REAL, but it's not domestic law" to people who insist it doesn't exist.