Waged between 1926 and 1929, The Cristero War (also known as The Cristero Rebellion or La Cristiada) resulted from a religious insurrectionary movement, which formed in protest of the Mexican Revolution's anticlerical constitution of 1917. It was arguably the most violent and divisive episode in Mexican history between the 1910 Revolution itself and the ongoing 'Narco Wars'. Filling in major gaps in our understanding of the conflict, Mark...