It is a temporary alliance formed during the Second Shinobi World War by eight nations with a sole single agenda: Extermination of the Uzumaki clan and destruction of Uzushiogakure no Sato.
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Nations participating in the destruction of Uzushiogakure:-
1.KIRIGAKURE
*Number of Participant Shinobis: 8000
*Leader: Third Mizukage
*Main Reasons For Participation:-
i)To take total control over the sea routes near the Land of Fire and Uzushiogakure was a hindrance in it.
ii)To eliminate the threat of the Anti-Jinchūriki unit aka Uzumaki Grand Seal masters and to acquire their legendary Fūinjutsu.
iii)To weaken Konohagakure.
iv)To assimilate the Land of Whirlpools in the territory of Land of Water, gaining an easy access to the Central Elemental Sea thus more business.
v)To acquire their Kenjutsu Techniques.
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2.KUMOGAKURE
*Number of participant Shinobis: 5000
*Leader: Third Raikage Â
*Main Reasons For Participation:-
i)To take revenge for their and their Jinchuriki's humiliating defeat at the hands of Uzushio Shinobi during the First Shinobi World War.
ii)To eliminate the threat of the Anti-Jinchūriki unit aka Uzumaki Grand Seal masters and to acquire their legendary Fūinjutsu.
iii)To capture some of them to recreate an Uzumaki Clan in Kumogakure.
iv)To acquire their Fūinjutsu for further stabilising and minimising the risks of Kumogakure's Jinchūrikis.
v)To weaken Konohagakure.
vi)To acquire their Kenjutsu Techniques.
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3.LAND OF SKY
*Number of participant Shinobis: 5000
*Leader: Sky Admiral
*Main Reasons For Participation:-
i)To acquire the Wealth of the Land of Whirlpools.
ii)To remove competition.
iii)To acquire their Anti-Jinchuriki techniques.
iv)To weaken Konohagakure.
v)To show off their prowess and gain fame as the strongest hidden village thus influx of more missions and gain a chance to get a seat as The Sixth Great Nation.
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4.YUGAKURE
*Number of participant Shinobis: 3000
*Leader: Yu Commander
*Main Reasons For Participation:-
i)To punish Uzushiogakure for saving the Land of Neck's citizens and also to get back the wealth of the Land of Neck.
ii)To annex the Land of Whirlpools into Land of Hot-Waters' territory thus gaining absolute autonomy in the sea near their coastal regions
iii)To weaken Konohagakure.
iv)To remove competition.
v)To acquire their Anti-Jinchuriki techniques.
vi)To get better control over the sea routes near the Land of Fire.
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5.SHIMOGAKURE
*Number of participant Shinobis: 2000
*Leader: Shimo Leader
*Main Reasons For Participation:-
i)To acquire their techniques to strengthen themselves.
ii)To acquire Uzushio's wealth.
iii)To remove competition.
iv)To acquire their Anti-Jinchuriki techniques.
v)To weaken Konohagakure.
vi) To gain greater control over the sea routes in the Central Elemental Sea.
vii)Kumogakure was their traditional ally so they are bound to help them in it.
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6.TAKIGAKURE
*Number of participant Shinobis: 1500
*Leader: Taki Chief
*Main Reasons For Participation:-
i)To take revenge on Ashina Uzumaki and Uzushio Shinobi who destroyed their entire battlion and, neutralized their Jinchuriki and then captured it, and handed it over to Konoha; during the First Shinobi World War.
ii)To acquire the Wealth of the Land of Whirlpools.
iii)To remove competition.
ii)To eliminate the threat of the Anti-Jinchuriki unit aka Uzumaki Grand Seal masters, thus Konohagakure's advantage.
iv)To weaken Konohagakure.
v)To acquire their legendary Fūinjutsu.
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7.KAGERŌ VILLAGE
*Number of participant Shinobis: 1000
*Leader: Kagerō General
*Main Reasons For Participation:-
i)To weaken Konohagakure.
ii)To teach Konohagakure, their worst enemy, a lesson.
ii)To acquire their wealth.
iii)To remove competition.
iv)To acquire their Anti-Jinchuriki techniques
v)To acquire their legendary Fūinjutsu.
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8.HOSHIGAKURE
*Number of participant Shinobis: 500
*Leader: Shodai Hoshikage
*Main Reasons For Participation:-
i)To acquire their healing Techniques so that they could cure their Shinobi's lives from the side effects of Star-Training Method.
ii)To acquire their wealth.
iii)To remove competition.
iv)To acquire their Anti-Jinchuriki techniques.