Straw Hat Grand Fleet

A grope of more then 5,600 men consisting of pirates, fighters and adventurers made out of seven smaller gropes dedicated to follow the Straw Hat Pirates.

Formation
The fleet is made of seven independent gropes bond by their Leaders respect to Luffy, and in spite of his relentless initial refusal.

Strength
While most of the members are yet to be introduce, the leaders were shown to be powerful enough to match the Donquixote Pirates officers. boo, Suleiman Abdullah and Jeet, Blue Gilly and members of Tontatta army are shown to be strong enough to beat the Donquixote Pirates soldiers. Gambia, a member of Barto Club was able to earn himself a bounty of 67,000,000.

Beside the leaders, some of the members were powerful enough be consider as possible winners in the Corrida Colosseum battle for the Mera Mera no Mi

The gropes also menage to make a name for themselves in the New World years before the start of the series, and to sustain that power to date.

Time skip
After the war in Marineford Bartolomeo decided to set sail and follow Luffy.

Dreesrosa Arc
After his defeat in Block C of the Corrida Colosseum, Chinjao was determent to ask Luffy to take his grandchildren and the Happo Navy under his wing.

When Usopp defeated Sugar and broke the Hobi Hobi curse the released fighters follow his order of destroying the Smile factory. However, after Doflamingo started his Game in Dressrosa only those who will eventually form the fleet remained loyal to the Straw Hats.

During the fighting in Dressrosa those fighters fought against the officers of the Donquixote Pirates and menage to defeat most of them. they later helped to push the Birdcage to give Luffy more time while he fought Doflamingo.

While recovering from the fight they decided among themselves to follow the Straw Hats Pirates. They use a lottery to decide the order of the leaders.

When the Marines went to capture Luffy they help him escape Dressrosa and reach Yonta Maria. On board the ship the leaders introduce themselves properly to Luffy and asked him to serve under his wing. Luffy refused the request, claiming that he started his journey not looking for power, but freedom and offer his hand in friendship. The leaders excepted his statement and freely vowed their allegiance to him even if he refuse.

Yonta Maria
The flag ship of The Yonta Maria Fleet was the place where the Straw Hats Grand Fleel was Formed.