THE CONQUEST OF TENOCHTITLAN, by unknown 17th century European artists. Hernan Cortes (lower right) leads his Spanish armies on horseback across one of the causeways and lays siege to Tenochtitlan. In addition to the 600 Spanish invaders, the army was reinforced by indigenous peoples seeking to end oppression by their Aztec overlords (BSLOC_2020_1_107)