Answer:
True because the government told the natives they would stop expansion west, then settlers continued moving west
 
        
             
        
        
        
Answer:
The main causes of WWI were nationalism, imperialism, militarism, and the system of alliances.
Explanation:
sorry, if this is wrong 
 
        
             
        
        
        
Answer:
crossed beads for heavier and tougher cattle 
Explanation:
 
        
                    
             
        
        
        
The first answer is- The reason why the Indus Valley Civilization vanished is still unknown. Not many artifacts have been found to let us gain insight into their culture. Their writing was also mostly in Sanskrit, which no one can translate in this day and age.     
The 2 answer is ----- Best Answer:  Their great architectures and their systems also most of the houses had toilets in them which was uncommon at the time