Troy could see nothing outside the primary glow of the graveling, but when he was sure he was out of earshot of the Stonedown, he said to Mhoram, “You knew about Triock before tonight. Why didn’t you tell me?”
The key theme of the last few chapters is Troy Hile finding out the full circumstance of Covenant's rape of Lena and the associated effects.
The war is secondary to Hile's journey of discovery, and the reinforcement to the reader of what Covenant has done.