Dn. Justo era noble, pero infanzón.Dn. Justo was a nobleman, but he belonged to the lower levels of nobility.
Como muchos infanzones españoles del siglo XVIII, se sintió atraido por el ejército como forma de mejorar su posición social y económica.Like many members of the lower Spanish nobility during the 18th century, he felt attracted by the army as a way to improve his social and economic position.