During the time of colonization, Fernandez de Contreras stated that all merchandise coming from Spain and destined for the Madgalena River should pass through the city.

[3] Given the geographic location of the settlement, the Audiencia de Santafé, presided over by Andrés Díaz Venero de Leiva, decided that the new town would fall under the jurisdiction of the province of Santa Maria, the governor of which was, at the time, Don Pedro Fernández del Busto.

[4] In 1849, during the period of the New Granada, the Congress ordered the creation of the province of Ocaña, in order to create a Provincial Chamber to legislate the creation of schools and land roads, in addition to organizing the public force and fairs.

[5] In 1935, the History Center of Ocaña was created, today it is the History Academy of Ocaña, in order to promote culture, in this had been members, historians, poets and influential musicians such as Lucio Pabón [es], thirteenth governor of Norte de Santander, the writer Luis Eduardo Paez Courvel influential in the literature of the department and one of the most prominent poets of the city, Jorge Pacheco Quintero.

[5] The main economic activities are agriculture, the livestock raising, commerce, small industries and mining, with silver operation, copper and iron.