province of Culiacan. Both provinces belonged to the kingdom of New Galicia.
In 1565 the town of Chametla was depopulated by the ongoing Indian raids; that year, Captain Francisco de Ibarra recovered the territory south of the state, and renew Chametla and founded the Villa de San Sebastian, Concordia today, awarding the region to the New Vizcaya. This province under his jurisdiction the villages of San Sebastián, Mazatlan and its port, and Charcas Copala Royals and Finance Panuco to limit the Rio Elota.
During the last years of the seventeenth century and early eighteenth centuries, the territory remained unchanged internal Sinaloa, until in 1732 for the first time unite the provinces of Sonora and Ostimuri, and the provinces of Sinaloa, Culiacan, and Rosario in a single governorship taking to the town of San Felipe and Santiago as header.
In 1749 Sinaloa was divided into five provinces with their mayors and lieutenancy: Maloya, with jurisdiction over Chametla Rosario, San Jose, Copala, with jurisdiction over San Ignacio, Piaxtla and Mazatlán, Culiacán, with jurisdiction over Badiraguato, and Sinaloa that bordered the Rio Mayo.
In 1786, the intendant system was implemented because of the need to establish a provincial government. Arizpe Municipality was formed out of the territories of Sonora and Sinaloa. That year, the first mayor, Garrido Durán subdelagaciones, established eleven, eight of them in Sinaloa Mazatlan being within the sub Copala, later called San Sebastian.
Independent Mexico
Among the first decrees that the legislature enacted, it has the addition of each of the eleven districts, the name of one of the leading insurgents, corresponds to the Union Villa Mariano Balleza, parish priest Dolores Hidalgo joined the night of September 15, 1810.
In 1813, the Cadiz constitution enters into force, Article 310 provides for the installation of local councils in towns that had more than a thousand
