Absolutely vital information needed to protect the 10th Amendment.
Also, I would invoke the the Fugitivei Slave Act in opposition to abortion by the States and in laws currently being imposed or about to be imposed on health care workers w/r/t abortion.
JMHO but I don't think our would-be masters are all that interested in the law, unless of course it just happens to coincide with their agenda and can be used against conservatives who tend to obey the law. And as demonstrated by many of odinga's appointees, they aren't all that keen on paying their taxes either. The dim party and their fellow travelers are truly a criminal enterprise.