There is a way for peace in this world of naruto, and it's already began.
what naruto needs to do is gather all the villages and make everyone of them an alliance, thus eliminating the strife for power.
After all that's what caused the wars and blood shed in the first place.
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Gaara said it best
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my guess is that naruto could make all the village come together as one.
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for example.
Hashirama developed the ninja village system thus he minimize the clan wars by combining other clans into his village