Díaz ruled with a group of advisors that became known as the ''científicos'' ("scientists"). The most influential ''científico'' was Secretary of Finance José Yves Limantour. The Porfirian regime was influenced by positivism. They rejected theology and idealism in favor of scientific methods being applied towards national development. As an integral aspect of the liberal project was secular education. The Díaz government led a protracted conflict against the Yaqui that culminated with the forced relocation of thousands of Yaqui to Yucatán and Oaxaca.