It means to not only think of your own interest but also to the interest of others.
        
                    
             
        
        
        
benito mussolini i believe
 
        
                    
             
        
        
        
The reason being the slaves rather stayed slaves. I say this because they didn’t have anywhere to go and so they basically just stayed with their old masters until they earned money 
 
        
             
        
        
        
I think the answer is true :)
        
             
        
        
        
Détente (a French word meaning release from tension) is the name given to a period of improved relations between the United States and the Soviet Union that began tentatively in 1971 and took decisive form when President Richard M. Nixon visited the secretary-general of the Soviet Communist party, Leonid I. Brezhnev, in Moscow, May 1972.