This is the time line for the events that where changed from the og story if not on here the assume that its same as canon
4 years before great pirate era
>Roger pirates make it to laugh tale and disband
>Roger goes to south blue to be with Rouge
3 years before great pirate era
>Ace is born
2 years before great pirate era
>Zoro is born
>sanji is born
1/2 year before great pirate era
>Roger turns himself in
Frist year of the great pirate era
>Luffy is born and in trusted to Garp
2nd year of the great pirate era
>Rouge is killed by pirates protecting ace
>Ace is found and saved by Garp
. Garp takes Rouge's body to the east and buried her along side Roger
17th year of the grate pirate era
>Luffy goes out to sea