The State and Church were a single unit, and the conservative régime was strongly allied to the power of regular clergy of the Catholic Church, who were then among the largest landowners in Guatemala. The tight relationship between church and state had been ratified by the Concordat of 1852, which was the law until Cerna was deposed in 1871. Even liberal generals like  realized that Rafael Carrera's political and military presence made him practically invincible. Thus the generals fought under his command, and waited—for a long time—until Carrera's death before beginning their revolt against the tamer Cerna. During Cerna's presidency, liberal party members were prosecuted and sent into exile; among them, those who started the Liberal Revolution of 1871.