The Cherokee and the Pawnee <span>were relative tribes to the Sioux.
Please mark as Brainliest!
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Answer:
O Airplanes
Explanation:
Airplanes provided the most significant surveillance of the enemy land  forces because through aeroplane we can see all the activities carried out by enemies against us. There are certain devices and instruments which can be installed on the aeroplane in order to collect data about the surveillance of the enemy land  forces when the airplanes passes over the area of the enemies.
 
        
             
        
        
        
One important factor that contributed to the Atlantic slave trade during the time of European colonialism was the high demand for labor in places like the Caribbean, where sugar was being harvested due to its high demand in Europe.
 
        
             
        
        
        
Answer:
D. The California Supreme Court ruled against allowing Chinese immigrants to testify in court
Explanation:
A Chinese man named Ling Sing was murdered and an American named George Hall was convicted for the murder in 1853. There was a law in Section 394 of the Act pertaining to civil cases which states that 'no blacks, mulattoes, or Indians could testify against Whites'. 
George Hall appealed the court decision to the Supreme Court, stating that the Chinese should be added to the group not allowed to testify against whites. The supreme court ruling agreed with him.
 
        
             
        
        
        
Answer: I am pretty positive that the answer is A. She worked as a spy for the North.
Explanation: