It depends how you play. I've seen people make treaties for all sorts of things for various durations, e.g. don't attack from Country X into Country Y and I won't attack across that border either.
In Diplomacy, it's a matter of choosing which of your friends to backstab. In a three way dynamic, it's basically two friends deciding that if the three of you crash in the mountains, they are eating you first.
Some knock-off editions in Chile actually link...like it's generally called Perú, and I've never seen a map with Antartica, and besides Chile by it's extreme geography causes cartographers serious typographic problems. There was a map recently, a basically honest Mercator projection that replaced every country's territory with its name. It worked great, except for a mysterious country called CHILE CHILE CHILE CHILE CHILE. Broke the nomenclature completely.
A binding treaty where if you break them someone will say "that's against the rules of the game, and the rest of us will stop playing if you don't comply" sounds terrible.
And yet, that’s how the USD is going to lose its reserve currency status in the next few decades, if not considerably sooner.