1519
The year Cortés landed on the Gulf coast of Mexico and, on November 8, entered Tenochtitlan along the causeway from Iztapalapa.
1519 CE
The Road into Mexico
Bernal Díaz del Castillo, True History of the Conquest of New Spain, chapters 87–88 (fair copy 1568): the first sight of the lake cities, Iztapalapa, and the meeting with Moctezuma on the causeway · written in Guatemala, finished in a fair copy in 1568 (describes November 7–8, 1519)
y fue esta nra venturosa E atrevida Entrada, En la gran çibdad de tenustitan mexᶜᵒ a ocho dias del mes de novienbre, año de nro saluador Jesuxpo, de mill E quinientos, y diez, y nueve años —
So it was that we made our fortunate, daring entry into Tenustitan Mexico, that great city, on the eighth day of November in the year of our Savior Jesus Christ 1519.