For ten points, name this empire ruled by Montezuma II, which was conquered by Hernan Cortez.
The people of this empire were divided into organizational units called calpulli. Farming in the capital city of this empire was performed on floating gardens called chinampas. This empire fought the Flower Wars to gain captives, and some of its aspects were chronicled in the Florentine Codex. This empire was formed from the unification of three cities into the Triple Alliance but collapsed shortly after the events of (*) La Noche Triste. According to legend, its Nahuatl-speaking founders saw an eagle eat a snake at Lake Texcoco, where they built their capital Tenochtitlan. For ten points, name this empire ruled by Montezuma II, which was conquered by Hernan Cortez.
The people of this empire were divided into organizational units called calpulli.
Aztec Empire