This from Philip Hamburger seems slightly more careful and measured than other originalist salvos against birthright citizenship. That said, it reveals the extent to which originalism is a quibblers game--and a truly unappealing way to think about our fundamental law. lawliberty.org/allegiance-b...
Allegiance, Birthright, and Citizenship – Philip HamburgerThe justices need to understand the full range of considerations underlying Trump v. Barbara.lawliberty.org