Global silver trade from the 16th to 18th centuries which China desired, so they traded silver to make up for their trade deficit. The two most important mining colonies of the Spanish Empire were Peru and Mexico, who were estimated to have provided one-hundred thousand tons of silver from the mid 16th Century to the end of the colonial period. The richest, and most productive mine in the Americas was that of Potosí in what is modern day Bolivia. The richest camp in Mexico was in the city of Zacatecas, however the production of this mine was far less than that of Potosi. More simplistic native mining techniques dominated
SS Aztec sinking, the Hawaii World War I Centennial Task Force held a ceremony for the lost crew of the ship on 3 April 2017. SS Aztec SS "Aztec" was an American Cargo ship during the late 19th and early 20th centuries. On 1 April 1917 she was torpedoed by German submarine SM U-46 off of the northwest coast of France. SS "Aztec" was built in 1894 by Edwards & Sons Shipbuilding Co in Howdon-On-Tyone at the request of the Pacific Mail Steamship Company. She ran regular routes between San Francisco, Honolulu, and Shanghai. She departed New York City in March 1917