1858
Hope the answer helps >.<
I would also go with D.) Mutually assured destruction.
This whole idea mainly started during the Cold War. The United States and Soviet Union didn't want to use their nuclear weapons because they feared that if they did, the other side would retaliate. Ultimately, both sides would lose everything.
He based his strategy on the strategy of his enemies as a lot of generals do. So "he revised it based on the strategy of the British" is your answer. 7th grade American History?
Answer:
D...........................