Apparently, setting up fake ID’s has not been all that difficult in the past. The real difficulty now is attempting to get VERIFIABLE ID based on these previously obtained fake documents.
Identity theft is one thing, simply creating a whole new identity out of whole cloth is an altogether different proposition.
Somewhere, there was once a real document that relates to the birth of almost everybody, and it was once on file with some level of authority. Unless, of course, the paper trail is inadvertently, or sometimes intentionally, destroyed through massive means.
Except the ccurrent occupant of the WH.