How many human ethnicities are there?
The United Nations, in a 1950 statement, opted to “drop the term ‘race’ altogether and speak of “ethnic groups”. In this case, there are more than 5,000 ethnic groups in the world, according to a 1998 study published in the Scientific American.
Did the Aztecs have a military?
The Aztecs had a relatively small standing army. Only the elite soldiers, part of the warrior societies (such as the Jaguar Knights), and the soldiers stationed at the few Aztec fortifications were full-time. Nevertheless, every boy was trained to become a warrior with the exception of nobles.
Did Aztecs use Obsidian?
Aztec swords were made with rows of small obsidian teeth. They were murderous weapons for cutting an enemy. Now we find that being cut with obsidian is less painful than you’d think, because it makes such a sharp edge. So obsidian became woven into Aztec worship as well as Aztec function.
Did the Mayans use gold?
Although gold was panned in the Guatemala highlands, it was not produced in great quantity. For the most part, Mayans traded for their gold with other Mesoamerican peoples[5]. It is also considered the biggest collection of gold work discovered in the region.
Did the Aztecs have tin?
Deposits of tin were also found in Guerrero at the mines of Tasco, and it is said that Cortez obtained enough tin from that source with the copper to cast several large cannon, which he used in his fortress at the siege of Mexico.
What metals did the Maya use?
Metallurgical techniques likely diffused northward from regions in Central or South America via maritime trade routes; recipients of these metallurgical technologies apparently exploited a wide range of material, including alloys of copper-silver, copper-arsenic, copper-tin and copper-arsenic-tin.
Did the Mayans have copper?
In the entire Maya area, only Chichén Itzá and Mayapán, both in the Northern Lowlands, have yielded more copper and copper-tin bronze artifacts (Lothrop, 1952; Paris, 2008).