America wasn?t discovered by Christopher Columbus in 1492, according to historian Ruggero Marino, because he sailed to the New World 7 years earlier on a secret mission for the Pope.

Marino says the 1492 voyage, financed by Spain, was a return visit. This emerged from a study of an early 16th century Ottoman map, which showed that Columbus found America in 1485, during the reign of Pope Innocent VIII.
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