Which war was a turning point of the US civil war?

It was the failure of Lee's invasion of Pennsylvania, ending at Gettysburg - on the same day that Grant took the surrender of Vicksburg on the Mississippi After that, the North was bound to win - subject to Lincoln winning the Presidential Election of November 1864.

I cant really gove you an answer,but what I can give you is a way to a solution, that is you have to find the anglde that you relate to or peaks your interest. A good paper is one that people get drawn into because it reaches them ln some way.As for me WW11 to me, I think of the holocaust and the effect it had on the survivors, their families and those who stood by and did nothing until it was too late.