The correct option is B Battle of Gettysberg
The turning point in American Independence War was Battle of Gettysberg. The Battle of
Gettysburg, was the largest battle of the American Civil War as well as the
largest battle ever fought in North America, involving around 85,000 men in the
Union’s Army of the Potomac under Major General George Gordon Meade and
approximately 75,000 in the Confederacy’s Army of Northern Virginia, commanded
by General Robert Edward Lee.