 Liberals ousted conservative Santa Anna in the Revolution of Ayutla and sought to implement liberal ideology in a series of separate laws, then in a new constitution, which incorporated them.Mexico then experienced twenty years of civil war and a foreign intervention that established a monarchy with the support of Mexican conservatives.The fall of the empire of Maximilian of Mexico and his execution in 1867 ushered in a period of relative peace, but economic stagnation during the Restored Republic.