probably...
i dont think so. sasuke kills Itachi and Orochimaru eventually though.
Pain.
There is no "they"...only Sasuke kills Itachi. And, no, Sasuke is not friends with Naruto.
Yes, Naruto eventually finds out when Itachi is resurrected after Sasuke kills him. Itachi is resurected by Kabuto's edo-tensei.
No naruto kills orouchimaru orouchimaru is sasuke's boss
Sasuke kills Orochimaru, and In the manga gets beaten up by Naruto.
Naruto dont save him he kills him at the end
Actually Pain destroys Konoha but Sasuke does attack konoha.... he eventually fights Naruto and Kakashi and also sasuke loses his vision.
sasuke kills orochimaru cuz he was tired of him controling him and THATS the truth
naruto kills sasuke in last epniether die dude your sick and mean!
no during naruto's battle with sasuke, sasuke kills the nine tail fox.
yes sasori dies while trying to backstab naruto in the great 4th ninja war... kakashi hatake kills him with the lightning blade