Don’t forget about stretching the American military thin against China (our real political foe) and the fact Israel has illegal nukes and is willing to end humanity if they ever lose their homeland.
At the level of nation-states, there is an anarchistic relationship between one another. There's no real concept of legality at an international level when you peel away all the bureaucratic nonsense. John J. Mearsheimer touches on this briefly in his interview with Lex Fridman: https://youtu.be/r4wLXNydzeY
The permanent members of the UN's Security Council do not abide by laws they force other members to abide by. This is because there really are great powers in the world, which, despite being difficult for people in the West to understand, is very obvious in the rest of the world.
He might have been thinking of how aid to Israel in the US is illegal under a law which prohibits aid to nuclear states that aren't party to the non-proliferation treaty.
The permanent members of the UN's Security Council do not abide by laws they force other members to abide by. This is because there really are great powers in the world, which, despite being difficult for people in the West to understand, is very obvious in the rest of the world.