She took up a rifle and fought alongside the troops she served with.

She was considered the hero of the Battle of Yungay, during which she led an assault against the entrenched Confederate troops.

She was given official recognition and the rank of sergeant after the battle.

She was made a commissioned officer before she left the army in 1840, with the rank of Alférez (translated as ensign).

This biographical article related to the military of Chile is a stub.