Answer: January 1861 -- The South Secedes
July 1861 -- The Battle of Bull Run
September -- 1862 The Battle of Antietam
Explanation:
 
        
             
        
        
        
Confucius believed that people should follow Jen, or concern for others, and Li, which was conducting proper behavior. 
        
             
        
        
        
Answer:
It means that the only thing you know is anything
Explanation:
You don't know anything other than knowing not knowing
I don't know if I explain it clearly