They built canals and began crop rotation. They increased taxes for building projects. They produced great works of art and literature
        
                    
             
        
        
        
The constitutional principle that was the main focus of the north south conflicts that led to the civil war was the right to own property, since many people in the South felt that slaves were included in terms of "property" that could not be taken away. 
        
             
        
        
        
The Palestinians did leave their homes willingly
        
             
        
        
        
What is your question? it was Katv v. Us is that what you mean?