The French and Indian War, which took place between 1754-1763, began due to a conflict between England and France over control of the Ohio River Valley. Both sides wanted the valley so they could expand their settlements into the area.
Explanation:
Athough initially disregarded by the great powers of Europe, the Monroe Doctrine became a mainstay of U.S. foreign policy . In 1823 U.S. President James monroe proclaimed the U.S. protector of the western Hemispere by forbidding European powers from colonizing additional territories in the Americas.
Agricultural has changed social classes. For, example, trash has affected the upper class because of the amount of it keeps increasing, this also increases the difference between the high and low class.
1. Their melting the polar ice caps which is also melts the plight's of the polar bears.
2.it can lead to drastic disasters floods,and reduced acsess to food
3.it raise's the rate of global warming