The marriage of prince Ferdinand and queen Isabella<span> created </span>Spain<span>. </span>
It took place on 19 October 1469, when Isabella was only six years old, also, the two were second cousins. Because of that, in order for the union to happen, a <span>Papal Bull was required. It was obtained thanks to the help of the Valencian cardinal Rodrigo Borgia (later Alexander VI).
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