Question

According to some historians, which marks the beginning of the US Civil War?

Answer 1

The battle of fort summer.

Answer 2

Battle of Antietam marked beginning of US Civil War.

Explanation:

Battle of Antietam which marked beginning of US Civil War was held in $17^{th}$ of September 1962 in Sharpsburg Maryland. Battle of Antietam also known to be battle of Sharpsburg. It was battle of American civil war between Lee’s Army of northern Virginia and army of Potomac. It was bloodiest day of the Earth in the history. This battle played unique role in deriving America’s future.