Tobi/Obito
To be the most powerful organization in the world(of Naruto) ;)
The most powerful person in Theatre is the director.
God is the most powerful person of all time
The president isn't the most powerful person in the world. God is. Presidents are the most powerful and important people in the USA.
You cant, God created earth and always will be the most powerful person
the most powerful person is walace and his pokemons
The most powerful person was the pharaoh as he was the political and religious leader of the Egyptian people.
In Ancient Egypt, the most powerful person was the Pharaoh. In modern Egypt, Hosni Mubarak was viewed similarly. However, since his departure, Mohammed Morsi has become the most powerful person in Egypt.
Naruto is definitely better than Neji. Naruto defeated Pain, the akatsuki leader which proved that at this time he is the most powerful in the leaf village.
Konan and Nagato
At first it's Pain but Naruto kills him and then it becomes Madara Uchiha(Tobi)
Many believe that running the world's most powerful country makes the president the most powerful person in the world.