Global silver trade from the 16th to 18th centuries 1500 to 1800, Mexico and Peru produced about 80% of the world's silver with 30% of it eventually ending up in China (largely because of British merchants who used it to purchase exotic Chinese commodities). In the late 16th and early 17th century, Japan was also exporting heavily into China and the foreign trade at large. As has been demonstrated, China dominated silver imports. The market value of silver in the Ming territory was double its value elsewhere, which provided great arbitrage profit for the Europeans and Japanese. The abundance of silver in China made it easy for the country
Aztec warfare of payment received from the parents. Thus, sons of high nobility tended to succeed more often in war than those of lower nobility. Broadly, Aztec army ranks were similar to the modern Western rankings of “General” and "Major”, as were the groupings of warriors into categories such as “enlisted men” or “officers”. However, while parallels can be drawn between the organization of Aztec and Western military systems, as each developed from similar functional necessities, the differences between the two are far greater than the similarities. The members of the Aztec army had loyalties to many different people and institutions, and