One of the most important was climate changes. As climate changed, nomads had to find new places to migrate to which led to people going to areas that were uninhabited before. Another was the development of agriculture which more or less ended the nomadic way of life when people started settling.
Answer:
More Americans opposed Germany due to their use of unrestricted submarine warfare.
The Lusitania was a British ship that was sunk by German troops. Among 1200 passengers who died in the attack, 128 were Americans.This angered the Americans, who condemned the attack on an unarmed passenger ship without prior warning.
Explanation:
Th American Indian group that appeared to win a legal victory against removal in Worcester V. Georgia is Cherokee Indians.