The owner of the land didn’t want it anymore and needed money to fight its own battle, allowing the us to purchase a large chunk of land for 12 million!
        
             
        
        
        
Answer:
Because they do not want people to fear events like this no longer!
Explanation:
 
        
                    
             
        
        
        
C is the answer pioneer movement will be the answer for mini reform movement sprung up in the 1800
        
             
        
        
        
Extended family often played a large role in colonial family life. In poorer families, it was not uncommon for grandparents, aunts or uncles to live in the household. Wealthier families often found themselves taking in children from less fortunate family members to help with their breeding and education.
        
             
        
        
        
Answer:
ending violence against American Indians in the great plains