Answer:
Spanish-American War
Explanation:
This treaty ended the Spanish-American war. This treaty was signed on December 10,1898. 
 
        
                    
             
        
        
        
Answer:
In conclusion, life in the towns and cities of the Industrial Revolution was difficult for working-class people. They were often forced to live in cramped conditions that lacked basic sanitation and running water.
Explanation:
 
        
             
        
        
        
The correct answer to the question is Option no. D Northern states profiting and southern states struggling. 
In those times the Northern States were had higher incomes and living standards compared to the Souther States. 
Hence, this cartoon illustrastes the differences in the economic conditions within the North and the South.
 
        
                    
             
        
        
        
The person who perfected the steam engine is the very known inventor and early-day scientist James Watt. His work on the steam engine made it widely used and one of the most profitable and turn-overable areas of the industry during those times.
        
             
        
        
        
So the Great War (World War One) was a war that started in 1914 and finish on November 11, 1918. It lasted for four years. 
Now the start of the war:
began in 1914 after the assassination of Archduke Franz Ferdinand of Austria. His murder catapulted into a war across Europe 
The U.S. didn't go into war for about 2 and an a half years, During the conflict, Germany, Austria-Hungary, Bulgaria and the Ottoman Empire (the Central Powers) fought against Great Britain, France, Russia, Italy, Romania, Japan and the United States (the Allied Powers).
By the time the war was over and the Allied Powers claimed victory, more than 16 million people—soldiers and civilians alike—were dead.