Hidalgo wrote to Iturbide , offering him a higher rank in his army .
It is known , by his and Hidalgo 's documents , that he was a distant relative of Miguel Hidalgo , initial leader of the Insurgent Army .
Hidalgo wrote to relative , offering relative a higher rank in relative 's army .
It is known , by his and Hidalgo 's documents , that he was a distant relative of Miguel Hidalgo , initial leader of the Insurgent Army .