Pius VII, Barnaba Chiaramonti, Luigi Barnaba Gregorio Chiaramonti
Pius VII, Barnaba Chiaramonti, Luigi Barnaba Gregorio Chiaramonti
Italian pope from 1800 to 1823 who was humiliated by Napoleon and taken prisoner in 1809; he concluded a concordat with Napoleon and crowned him emperor of France; he returned to Rome in 1814 (1740-1823)