Aztec writing Aztec writing Aztec or Nahuatl writing is pre-Columbian writing system that combines ideographic writing with Nahuatl specific phonetic logograms and syllabic signs which was used in central Mexico by the Nahua people. The majority of the Aztec codices were burned either by Aztec "tlatoani" (emperors) for ideological reasons, or by Spanish clergy following the conquest of Mesoamerica. Remaining Aztec codices such as Codex Mendoza, Codex Borbonicus, and Codex Osuna were written on deer hide and plant fiber. The Aztec writing system is adopted from writing systems used in Central Mexico, such as Zapotec writing. Mixtec writing is also thought to
Global silver trade from the 16th to 18th centuries the rest of the world, before experiencing another population boom. The new population boom was a product of the introduction of New World crops into China, mainly sweet potatoes, which could be more easily grown. By this time, the silver mines in Japan were largely depleted and the New World became China's primary source for silver. Initially, Japan served as China's primary source for silver in the 16th Century. In exchange for silver, China would provide Japan with silk and gold. Japan and China did not directly trade with each other, due to political tensions. This meant that European entities