“At this stage, I wonder if anything would be done even if Obama held a press conference and announced he was foreign born and not a US citizen...”
No.
(That would be rayciss.)
“At this stage, I wonder if anything would be done even if Obama held a press conference and announced he was foreign born and not a US citizen...”
No.
The reason is under the Constitution, once a President is sworn in (without regard to how he got to that point)the only way to remove a “sworn-in President” is through impeachment or resignation of course. Neither are likely to occur.