 It would seem to have included Tamaulipas, as well as the states of Nuevo León and Coahuila, and parts of San Luis Potosí, Zacatecas, Durango, Chihuahua and Texas.Towards the end of 1581, Carvajal started to settle the lesser-known parts of his territory, founding, as required by his capitulación with the king, several villages.On 10 December 1581, he founded Villa de la Cueva de León, no longer in existence, and in April 1582 he founded, as a city, Ciudad de León, now Cerralvo.