How did the neolithic revolution contribute to the rise of early river valley civilizations

People started making and using tools. These tools enabled them to start the agricultural revolution and settle around river valleys. Now, they could just live at a single place instead of running around searching for food. They could grow their own food, and still go and hunt when necessary.

The case was a u.s. supreme court decision that defined the scope of the u.s. congress's legislative power and how it relates to the powers of american state legislatures. the dispute in mcculloch involved the legality of the national bank and a tax that the state of maryland imposed on it.

The native americans, spanish, french and americans all name places in our state. the word “arkansas” came from the quapaw indians, by way of early french explorers. at the time of the early french exploration, a tribe of indians, the quapaws, lived west of the mississippi and north of the arkansas river.