To my understanding it doesn’t ignore international law so much as singlemindedly focus on the forces and interests that “truly” drive it and are inherent to na

To my understanding it doesn’t ignore international law so much as singlemindedly focus on the forces and interests that “truly” drive it and are inherent to nature, ie global anarchy navigated by power/security concerns. “Anarchy is what states make of it” is a great search phrase to pull on this thread with to say the least.