The absurdity of the initial question (despite the intent)... De facto: 20 January 1479

De jure: 9 June 1715

First constitution: 19 March 1812

Current constitution: 29 December 1978

EEC accession: 1 January 1986

"Did 'Spain exist at his birth?'". "What was that location called at the time of " his birth?"

If he existed, what was his name, where was he born and is this validated.....

"Since the rebirth" Renaissance... why the uncertainty, and when will sincerity be allowed in the resolution of said manufactured mysteries?

Where answers are available (to the seeming confusion cited in the initial question)--then where/when did any notion of discrepancy arise?

All rhetorical statements and questions.