Answer:
True
Explanation:
It is TRUE that the cause of the Indian wars in the Pacific Northwest was mainly caused by broken treaties, which led to many deaths and Indians being forced into small reservations.
This is evident in the fact that the American government in their bid to use the land occupied by the native Americans in the Pacific Northwest of the United States or even any other area in the region, ask the native Americans to move to a new reservation with a promise of no trespassing on their lands or reservation. 
However, many times, the US government tends to break this treaty, and war always eventually occurred as a result.
 
        
             
        
        
        
It was the turning point where the German troops failed defeat the Soviet Union
        
             
        
        
        
The British would cede all lands east of the Mississippi River and North to Canada to the United States except for Florida, which would be given back to Spain.
        
                    
             
        
        
        
I believe imperialism because it means gaining on one country's power