The Gupta Empire resisted invasions by the white Huns or Hunas for a long period of time. The Empire ultimate weakened after the death of the last emperor Vishnu Gupta and fell. The Golden Age of India is considered during the rule of Chandragupta the great emperor of the Gupta empire.
The Confederacy saw themselves as fighting a second war for independence. They were rebelling against what they felt was an oppressive government that was infringing on their rights.
Lincoln referenced the forefathers in his Gettysburg Address and felt that keeping the union together was what they had fought for, they created a new nation, not one that should be torn apart.
B- It led to a period of large-scale emigration out of Ireland.