Theory The end of One Piece will be a parallel to American history.

[MagnetoEustassKidd]

Fishmen enslaved / Slavery

The underground railroad / Fishmen freeing the slaves

SWORD vs world government / Civil war

revolution army arc Final War / WW2 (freedom fighters)

The end will be a big party / 80s Disco

 

[Emmazrine]

what about the world wars?

 

[Warchief Sanji D Goat]

what about the world wars?

Marineford War = WW1.

Final War = WW2.

 

[MagnetoEustassKidd]

what about the world wars?

I never cared for American history :/

but I fixed it. Sword vs WG* / Civil War

Final War / WW2