Well in a free market economy the product is chosen by the people that consume it so that would be a advantage, but as the consumers are the ones choosing the products they might not be choosing healthy products.
The British, for example, admired the tomato for its beauty, but believe that it was poisonous, as its appearance was similar to that of the wolf peach.
Feudal European and Japanese societies were built on hereditary classes system. The nobles were placed at the top which was followed by warriors, and lastly by the tenant farmers or serfs. In both feudal Europe and Japan, their constant warfare had the most important class of warriors. In Europe, the warriors were called knights, and in Japan, they were called samurai.
The Silk Road, its the main trade route that ran from Rome to China and not only was used to trade goods but was also known for being traveled by thieves and bandits so people would typically travel in groups.
I believe 1 million jew were killed....