Answer
Coal spontaneously combusted
Explanation
There are many theories for the cause of the United States the USS Maine  explosion with Us men aboard where many died. According to the United States  Naval  Investigative team team their research concerning this incident , they came to a conclusion that the explosion was caused by fire that had ignited the ammunition stock.  According to these investigators there was a strong  evidence that the explosion of Maine was caused by an internal coal fire which ignited the magazines. This was a likely cause of the explosion, rather than the initial hypothesis of a mine
 
        
                    
             
        
        
        
Answer:Democracy was having an important role in history, because the Greeks had an important role (political), which led them to developed democracy. Also, Romans had an important role by adding a representative government. As you know people lived under the rule of kings and other rulers who held the power.Mar 23, 2015
Explanation:
 
        
             
        
        
        
So that the north gets more money
        
                    
             
        
        
        
The Great Pyramid of Egypt located in Giza is the largest pyramid in the world. It is also included in the list of the Seven Wonders of the World. Pyramids were builts by slaves for their pharaohs or kings. Royalties were mummified when dead and buried with their treasures. It was believed that when pharaohs die, part of their spirit remain in their bodies. Hence, pyramids were built to take care of the spirit.
 
        
             
        
        
        
Making medicine impacted the Gupta Empire because there were less deaths, more ways to cure people of disease. It helped with the birth rates too, since usually back then alot of women died during labor.