Oh, my God.....THANK YOU! That is what I've been saying. He went along with Naruto's goal, who provided no true answer on how peace could be achieved, and thinks that rainbows, sunshine, friendship, and Fairy Tail love is the way.
And the truth about the Uchiha was still never revealed to the village. Damn! And because of him going along with Naruto's plans and administration, this happened:
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You didn't read Sasuke's monologue or you lack understanding of the concept of "peace" in the manga.
Eternal Peace is impossible whether Sasuke got his way or not. But having faith and trying is possible. Peace and understanding is something you strive for, it was something the world and major powers lacked. They have that understanding thanks to Naruto and the War, Ensuring the ones in power now have that understanding between them.