This one? United Nations Convention on the Law of the Sea (UNCLOS)?

As far as I found out neither the US, nor Iran ratified this.

If you want to argue with law you need to have a law which all states involved follow.

That doesn’t apply here?

Cutting founding for space wouldn’t mean that the founding goes to a good thing on earth.

Why is this argument always brought up?

Theoretically we have enough resources to give everyone a home food, education, healthcare and go to space.

The strait of hormus does not lie in international waters. What do you mean by “high sea piracy”?