Hugh Hamill has sought to understand why this rebellion followed the course it did. He has analyzed the social, economic, intellectual and political temper of New Spain before 1810. The book deals with the Queretaro conspiracy and an examination of the insurrection from the Grito de Dolores of September 16, 1810 to the battle at the Bridge of Calderon on January 17, 1811.

Hugh Hamill has sought to understand why this rebellion followed the course it did. He has analyzed the social, economic, intellectual and political temper of New Spain before 1810. The book deals with the Queretaro conspiracy and an examination of the insurrection from the Grito de Dolores of September 16, 1810 to the battle at the Bridge of Calderon on January 17, 1811.