The important result of the Union victory at Vicksburg was that the Union now controlled the Mississippi River. The correct option among all the options given in the question is option "A". This also helped the Union to cut off most of the Western States from the hands of the Confederate army. Also the Union had the control over the food supplies and this made the Confederate army surrender quickly.
        
             
        
        
        
The Supremacy Clause is a clause within Article VI of the U.S. Constitution which dictates that federal law is the "supreme law of the land." ... Under the doctrine of preemption, which is based on the Supremacy Clause, federal law preempts state law, even when the laws conflict.
 
        
                    
             
        
        
        
Answer:
A
Explanation:
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Answer:
On May 17, 1954, Chief Justice Earl Warren issued the Supreme Court's unanimous decision in Brown v. Board of Education, ruling that racial segregation in public schools violated the Equal Protection Clause of the 14th Amendment. ... Brown was initially met with inertia and, in most southern states, active resistance.
Explanation:
 
        
             
        
        
        
<span>What type of government does Botswana have?
ans - </span>The government of Botswana is a Republic
<span>Who is their president?
</span>ans - Ian Khama