Answer:
Dialogue and commercial relations between nations is a proven way to reduce human conflict.
We can see this example in Europe, which has gone through countless wars, including the two World Wars of the twentieth centurie, where over 100 million people, between soldiers and civilians died.
After the end of World War II, Europe formed the European Coal and Steel community, which would eventually evolve into the European Union in 1993. 
The European Union is primarily an economic union that has linked the European economis together, not only preventing war, but also making war costlier in case it happened.
 
        
             
        
        
        
<span>Good Morning!
 
Every year more than fifty million Americans experience symptoms of mental illness. The data are from the Substance Abuse and Mental Health Services Administration (SAMHSA).
  
It would be impossible for 50 million Americans to commit suicide every year. In 5 or 6 years, there would be no more population in the United States.
Hugs!</span>
        
             
        
        
        
Answer:
melting pot
Explanation:
amalgamation is represented by the melting pot metaphor.
 
        
                    
             
        
        
        
<em>Postal Service mail carriers deliver mail to homes and businesses in cities, towns, and rural areas. Most travel established routes, delivering and collecting mail. Carriers cover their routes by foot, vehicle, or a combination of both.</em>
 
        
             
        
        
        
I think because they do not get along because cats only catch rats and/or mouses and the rats and mouses don't like it