If atleast one parent of any children born is not a permanent resident or Citizen or the member of the US Military services the child will not be a citizen of USA at birth. Meaning they will be having to file a visa for them after birth to keep them at a legal status in USA. Example is filing a H4 for them after birth. You can be here legally or illegally does not matter according to this Executive Order. H, L, O, P, Q, B, F, M, J. All are temp visas student, work or tourism.