Before 1860, the change that most influenced the lives of native americans on the great plains was

Before 1860, the change that most influenced the lives of native americans on the great plains was the introduction of the horse. Reintroduction of the horses revolutionized entire cultures. It brought a lot of new possibilities of growth, so lots of tribes abandoned a relatively sedentary lifestyle in order to to become horse nomads. Also, the importance of haunting greatly increased for most tribes because ranges were expanded. As a result, a person’s wealth was measured in horses, those who could capture them from an enemy could be in respect with tribes.

On april 20, 1814, the dethroned emperor left france for the isle of  elba, where he was exiled under the terms of the treaty of fontainebleau.napoleon  would be allowed to ruleelba, which had 12,000 inhabitants. perhaps cruelly, the treaty allowed him to retain the title "emperor."

The congress completes the diagram