testament was a forgery

In October 2023, Professor Pierre Bertier discovers a disturbing absence in the French royal archives: no trace of the naturalization letters that Leonardo da Vinci should have obtained to bequeath his property. Without this document, the droit d'aubaine (right of escheat) imposed the confiscation of all his possessions by the French crown upon his death in 1519, including the famous painting "e;L...