Title given by the Bonapartists to the son of Napoleon I and Marie Louise; until 1814 he was known as the king of Rome and after 1818 as the duke of Reichstadt. After his father's abdication in 1814 he was taken to the Austrian court, where he spent the rest of his life.
The sun of freedom rises from the Caribbean Sea. The stars represent Costa Rica's seven provinces. Red was added to the blue and white flag to reflect the French tricolour. Effective date: 29 September 1848.