Julien Augustin Joseph Mermet

In 1806, still commanding his cavalry division (23rd, 29th and 30th Dragoon Regiments), he was present at the siege and capture of the fortress of Gaeta, on the west coast of Italy.

In the third French invasion of Portugal, Mermet commanded the 2nd Division in Marshal Michel Ney's VI Corps.

During the retreat from Portugal, Mermet participated in actions at Redinha and Foz do Arouce as part of Ney's rear guard.

Mermet led his division in Maj-General Louis Loison's VI Corps at the Battle of Fuentes de Onoro in May 1811.

At the Battle of Vitoria in June 1813, he led a light cavalry division in Maj-Gen Honoré Reille's Army of Portugal.