One Piece - Dragon's true identity, Monkey D. Family tree part 1

My theory about Dragon is little bit different from all the theories that you've read about him, so, in order to understand the idea behind it we must understand how an organisation like

One Piece: Every member of the D. family as of chapter 1088

One Piece - Dragon's true identity

One Piece - Dragon's true identity

Dragon is a Former Marine Admiral! Luffy's Father's Past - One

One Piece - Dragon's true identity

One Piece: Every member of the D. family as of chapter 1088

Monkey D. Dragon, One Piece Wiki

One Piece - Dragon's true identity

ODA REVEALS Dragon's DEVIL FRUIT ABILITIES