I believe it was the battle of vicksburg
The oncoming space race and the debate/research of going and exploring to find better improvements to Homo Sapian's lifespan.
A government controlled by a small group of people is called a oligarchy. Oligarchy is defined as "a form of power structure in which power effectively rests with a small number of people. These people might be distinguished by royalty, wealth, family ties, education, corporate, religious or military control."
Power of the social environment on our physical and psychological health.