Explanation: The Battle of Gettysburg was a turning point in the Civil War in that Lee's failure to take the war into the North showed the limitations of the Confederate cause and made it so that the war would be contained to and thus the damages would be felt exclusively in the South.
What is legalisms? excessive adherence to law or formula.
I would go with True because any historian needs a lot of patience to get what they want or to learn about something etc..