Belzu fought in the battles of the Confederacy and was elevated to the post of Army commander by President José Ballivián, under whose orders he fought bravely at the Battle of Ingavi (1841).
Belzu fought in the battles of the Peru-Bolivian Confederacy, during which he was promoted to the post of Army commander by President José Ballivián. He had fought bravely under his orders at the Battle of Ingavi (1841).