If the us did not come together and unify then they would be broken forever
I believe the answer is: Incident action planning
Incident action planning should always be formulated before the operation to handle a certain incidents in order to provide the workers with general framework on the goals that they should accomplished (along with their responsibilities) while avoid causing additional damage.
Answer:
American Civil War
Explanation:
As a novel that attemptsto offer a more lifelike and liquid retelling of the Battle of Gettysburg, Michael Shaara's The Killer Angels portrays actual historical figures and the actual events in which they participated during the Civil War.