Carmen's father, Manuel Romero Rubio, was active in Mexican politics since 1854 with his participation in the Plan of Ayutla [2] to his death in 1895, when he was the Secretary of the Interior of Porfirio Díaz.[3] He was also a prominent figure of the governments of Benito Juárez and Lerdo de Tejada, and participated in the formulation of the Constitution of 1857, which separated the functions of the Catholic Church and the State.[2][3][4]