Board Thread:Naruto Discussions/@comment-23788748-20140815034107/@comment-25221642-20140815042628

Sasuke accepted that Itachi's sacrifices were truly his own choice. This made Sasuke come to his own decision: to carry on Itachi's will by protecting the village that his brother fought so hard to protect and he also believed that it was the former Hokage's fault for the current state of the world, so he decided to become hokage.