Answer:
This is the problem, the issue, or the topic of your non-fiction book. And it needs to have a “hook” or something that will immediately capture attention.
Explanation:
I haven't a clue as to what story you are talking about, but here are a couple of sentences that I hope somehow in some way answer the question that you asked.
No because the reason for killing them is just for being envious and wanting the power of the crown that Caesar held
Answer: embarrassed or humilated