What reasons might be suggested for the location of civilizations along the river valleys?

Water is a basic need of life, and many early civilizations were created and located along rivers because that made acquiring drinking water extremely efficient and helped these civilizations thrive. Another reason is agriculture. Many of these early societies created irrigation systems that used water located in these rivers. They also created underground sewage systems that helped keep the homes clean and helped the people safely dispose of their waste.

evaluate the extent to which the seven years' war (french and indian war, 1754–1763) marked a turning point in american relations with great britain, analyzing what changed and what stayed the same from the period before the war to the period after it.

the viking voyages took place during the middle ages, which was about this time. 500 to 1350. the viking voyages took place during the middle ages, which was about this time.