jan 23, 1691 - Spanish colonial administrator Domingo Terán de los Ríos, most recently the governor of Sonora y Sinaloa on the east side of the Gulf of California, is assigned by the Viceroy of New Spain to administer a new province that governs lands on both sides of the Río Bravo del Norte, "Coahuila y Tejas", and effectively becomes the first Governor of Texas