I'm not a lawyer or even close to it, but why wouldn't the trump admin use the tariff act of 1930? quote: "Whenever the President shall find as a fact that any foreign country places any burden or disadvantage upon the commerce of the United States by any of the unequal impositions or discriminations aforesaid, he shall, when he finds that the public interest will be served thereby, by proclamation specify and declar…
Age alone shouldn't disqualify a law. The law above all other laws, aka the Constitution, is more than 200 years old.