I believe it’s the constitution
        
                    
             
        
        
        
Answer:
It was significant because it was the largest city in Egypt for more than two thousand years, not to mention being the capital for about half the time. The city made major profit from overland connection between the Mediterranean Sea and the Red Sea.
 
        
             
        
        
        
So difference is culture of South America and Mexico and how they alike is that South America is quite on like the Mexico in terms on their history and the Spanish is the real connection of both two and the difference of all of them is their foods, manner and basic habits that both have molds in past years 
        
             
        
        
        
Divine right should be the answer
        
             
        
        
        
There is a lot of systems what r u asking about