In the Midwest of US. Mostly mountains
The government wasn't powerful enough. They couldn't even tax the people, so the government was too broke to offer any kind of assistance when it's country was in need. (Couldn't afford a military when they needed it, for example -- there were a lot of domestic issues that they couldn't take care of.)
Answer:
Two other similarities between these civilizations is the use of a calendar, which they used to predict eclipses, schedule religious ceremonies, and determine when to plant/harvest crops, and go off to war.
Explanation:
As individual ages, small sensory losses such as a lessened ability to hear nuances of emotion in speech impair cognition. In addition, according to the DSM-5, the suitable term for brain diseases that affect the ability of a person to remember, analyze, plan, or act together with others is a neurocognitive disorder.