Answer:
It has been 155 years. Slavery was abolished in the year 1865.
 
        
                    
             
        
        
        
Answer:
Even though each style of art is unique, these movements collectively contain a break with tradition and a engrossment with anxiety and other emotional states.
Explanation:
The universal themes are conveyed in the art of the Cubists, Dadaists and Surrealists is the movements which collectively contain a break with tradition and a engrossment with anxiety and other emotional states.
Cubism is an art movement in the early 20th century which was initiated by Georges Braque and Pablo Picasso.
Dadaism is an European art which also commenced in the early 20th century is a movement which occur out of negative responses to world war 1.
Surrealists commenced in the early 1920 as a cultural movement with the aim to emphasize on the disagreement between dreams and reality.
 
        
                    
             
        
        
        
Public opinion in Plessy vs. Ferguson was written by Supreme Court Judge Henry Brown. In this regard, he wrote that Jim Crow's laws that divided blacks and whites in society did not violate the 14th Amendment.
<h3>What do you know about Jim crows laws?</h3>
The laws framed by Jim Crow were regional and local laws that forced racial segregation in the Southern United States.
The main motive of Jim Crow laws was to restrict the freedom and rights of African Americans. 
Thus, In this case, Plessy had the opportunity to sit in the same standard train car. This helped to develop the concept of "different but equal" that would be used in American society for the next 6 years.
To know more about Jim Crow laws refer:
brainly.com/question/452378
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Answer:
False
Explanation:
The Olmec civilization was prevalent during the Stone Age, so they mainly used basic materials to make their tools such as stones and wood. Obsidian was not abundant in their area, but it was sometimes available. However, it was not the main material used for their tools.
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