Answer:
Because at the time, the American army was still segregated, and African Americans were discriminated in the army, even if they provided the same service for the country during the war against Germany and Japan. 
Fortunately for African Americans, the army was desegregated after the war, and in the following decades, the Civil Rights Movement would lead to desegregation in most public and private places across the country, especially in the South.
 
        
             
        
        
        
The abolitionist influenced the opinion in the north by "moral suasion" through newspapers, speeches, and community groups.
Answer: Option D
<u>Explanation:</u>
Abolitionists in the United America were totally against the spread of slavery in the region and they tried a lot of manners to spread their message to influence the people in the north to stop slavery. 
But the most common method was to spread message through moral suasion and also used lecturing method to change the thinking of the people. Press was also used to spread the message of these abolitionists to change the mind and heart of the people in north.
 
        
             
        
        
        
George Rogers Clark led the patriots' victory at vincennes. 
 
        
                    
             
        
        
        
The reason that Marbury v Madison is considered a landmark supreme court
case, is that it was one of the very first supreme court cases in which
the the principle of judicial review was applied. In this particular
instance, an act of congress was deemed unconstitutional by the supreme
court, and thus they made the decision to void the act.