Mexico was a territory.
In 1521 , the Spanish Empire conquered and colonized the territory from its base in Mexico-Tenochtitlan , which was administered as the viceroyalty of New Spain .	Spanish	Spanish language	Spain	Spain	Spanish Empire	Spanish Empire	conquered and colonized	Spanish conquest of the Aztec Empire	Mexico-Tenochtitlan	Mexico-Tenochtitlan	viceroyalty of New Spain	New Spain
