the uchiha clan is the clan that posseses the sharingan and the only ones alive that are in the clan are sasuke uchiha, itachi uchiha, and madara uchiha there the only ones left in the uchiha clan. the uchiha clan lived in the leaf village and every thing changed when the uchiha was planing to take over the village hidden in the leaf but one of the members in the uchiha clan was a spy on for the leaf village the person was uchiha itachi, the leaf village found out that the uchiha clan was planing to conqure konoha(leaf village) so the hokage of konoha(mayor) sended itachi to destroy his own clan so one night itachi killed the whole intire clan with an acompis madara uchiha. itachi and his ocompis left imidetly never to be seen and itachi killed every one but his little brother sasuke uchiha because itachi diden't have the camasity to kill his own brother in cold blood but he did kill his mom and his dad so that night itachi left konoha joining an organisation called the akatsuki leaving konoha in his past konoha is a good village non of konohas hokages were bad thats where sasuke was left at konoha and sasuke swore on killing itachi for killing his own clan so he trained there. itachi asked and beged the third hokage to take care of sasuke and not to tell him the truth about why itachi killed his own clan because itachi told sasuke that he killed his own clan to test his strangth and the truth was that konohas seconed hokage told itachi to kill his clan befor something happens to the village so itachi did it because it was the order of the hokage so when itachi left sasuke swore to kill him some day. sasuke in the village tried to forget about all that but it was to much presure. itachi told the hokage to take care of sasuke and not to tell him the truth thats why when the third hokage died itachi came back to the village to see sasuke but itachi left that same day he said that he came back because the aktasuki told him to and he said that sasuke was the one that was going to kill him. so sasuke left konoha and left with this guy called oruchimaru he was one of the third hokages aprentis and oruchimau left the village to so he took sasuke for one reason because he wanted sasukes eyes the sharingan the uchiha clan is the only one who can posses it and sasuke left the village to get power enogh to kill itachi itachi is strong and there all ninjas every one in that world are ninjas so madara uchiha he joined the aktasuki too so itachi fought sasuke and sasuke won and managed to kil itachi and now sasuke knows the truth he knows that itachi killed the uchiha clan because of the second hokage so he's on a mission to destroy konoha where the stronget jinjuraki live his name is naruto uzumaki.