1810:He marries Archduchess Marie Louise of Austria
[DOC] [TLE] Emerald & Diamond Parure of Marie Louise Empress of France [PAR] Components of the Emerald and Diamond Parure of Empress Marie-Louise .... 
She married Napoleon Bonaparte on April 1, 1810, after the annulment of his 
childless ... marriage to Archduchess Marie-Louise of Austria, on April 1, 1810.