Complex sentence: In 1736 the whole of Elba with the principality of Piombino passed under the jurisdiction of Kingdom of Naples; in 1801 the Peace of Luneville gave it to the Kingdom of Etruria, and in 1802, by the Peace of Amiens, it was transferred to France.
Split into simpler sentences: In 1736 the whole of Elba with the principality of Piombino passed under the jurisdiction of Kingdom of Naples. In 1801 the Peace of Luneville gave Elba to the Kingdom of Etruria, and in 1802, by the Peace of Amiens, it was transferred to France.