I would say the agricultural aspect of how the Mayans grew their crops. I learned this unit just a few months ago and even a bit before. This article has a lot on the Mayan culture.
Source: www.history.com/topics/maya
A stupendous American victory in October 1777, the success at Saratoga gave France the confidence in the American cause to enter the war as an American ally. Later American successes owed a great deal to French aid in the form of financial and military assistance.
Answer:
Think about slavery. The average African-American will have very low morale if he is forced to work. Low morale means their work ethic will slip, and sub-par work ethic leads to sub-par product. You'll actually be saving money if you free your slaves. Rather than paying tens of thousands of dollars to buy them and then paying for all of their expenses beyond that, you'll just have to pay them monthly or weekly wages. Abolition is both cost effective and stimulating to the economy.
Explanation:
Large concentrations of individuals were more expensive to care for, especially medically. Most slave owners were primarily concerned about the so-called "wage bubble" that would burst and leave all slave owners destitute, when in reality slave owners who freed their slaves and still had some working for them as freemen flourished.