Napoleon spent most of his life in Austria, where he was known as Franz. He became the Duke of Reichstadt at the age of 7 and joined the Austrian Army at the age of 12.
Napoleon enjoyed a close relationship with Princess Sophie of Bavaria. It has been claimed that he was the father of Sophie’s son, the future Maximilian I of Mexico, but this is widely rejected by historians.
Napoleon died of tuberculosis on July 22, 1832.