NOTE: Some of these dates are not entirely accurate, as they still need to be figured out. As such, please do not take these dates to be definitive statements on RoTR's timeline.
Ruby/Sapphire/Emerald/FireRed/LeafGreen/Colosseum - 26 years ago (1990)
XD: Gale of Darkness - 24 years ago (1992)
Diamond/Pearl/Platinum/HeartGold/SoulSilver - 23 years ago (1993)
Black/White - 20 years ago (1996)
Black 2/White 2 - 18 years ago (1998)
X/Y - 9 years ago (2007)
Sun/Moon - 4 years ago (2012)
Pre-Game Canon
Team Rocket's History
-TR's status before the games.
Status/Events of the Regions
-Statuses of each of the regions before the games.
Ford's History
-Possibly anything about Ford Parugi wishes to reveal.
26 Years Ago (1990) - Pre-Shadow Admins
NOTEs: Summary of the events of the Gen 1 and 3 games/the anime/Pokemon Adventures manga for gens 1 and 3 (it would be a good idea to rectify continuity conflicts between the three here, such as Lance's morality.)
Active Crime
-TR's status during these events (that was not covered by the above)
War of Sea and Land
-Team Aqua/Team Magma events.
Status/Events of the Regions
-Unova's status during these events.
Ford's History
-Possibly anything about Ford Parugi wishes to reveal.
23 years ago (1993) - Time and Space, Heart and Soul
-Summary of the events of the Gen 2 and 4 games/the anime/Pokemon Adventures manga for gens 2 and 4 (it would be a good idea to rectify continuity conflicts between the three here, such as the fate of Cyrus.)
20 Years Ago (1996) - Rise of the Shadow Admins
Temporary Defeat/Attempt to Rebuild
-TR's status during these events (that was not covered by the above)
Dimensional Reconstruction
-TG's status and events.
Status/Events of the Regions
-Unova's status during these events (events of BW1 games, but altered?).
Ford's History
-Possibly anything about Ford Parugi wishes to reveal.
19 Years Ago (1997) - Post-Rise of the Shadow Admins
-Short period between the events of Gen IV (the last generation continuity-wise, methinks) and TR's takeover.
- -TR's status during this time.
- -Unova's status during this time.
- -Possibly anything about Ford Parugi wishes to reveal.
18 Years Ago (1998) - Team Rocket's Takeover
-TR's takeover
- -Unova's response
- -Possibly anything about Ford Parugi wishes to reveal.
17-13 Years Ago (1999-2003) - Pre-Team Liberty Formation
-Time between takeover and TL's formation
- -Meanwhile, in Unova
- -Any deaths of notable trainers (think Agatha/Blaine)
- -Status of TL's "founding fathers." (Figuratively speaking, of course.)
- -Possibly anything about Ford Parugi wishes to reveal.
12 Years Ago (2004) - Creation of Team Liberty
-TL's formation and early days
- -Unova's response to TL
- -Any deaths of notable trainers (think Agatha/Blaine)
- -Possibly anything about Ford Parugi wishes to reveal.
12 Years Ago to Day 0 (2004-April 2016)
-From TL's formation to the announcement of R.A.L.L.Y.
- -Meanwhile in Unova...
- -Any deaths of notable trainers (think Agatha/Bertha/Blaine/Drayden)
- -Possibly anything about Ford Parugi wishes to reveal.
Day 0 - Announcement of Operation R.A.L.L.Y. (April 2016)
-R.A.L.L.Y.'s announcement and that of its TR counterpart
- -Meanwhile in Unova...
- -Any deaths of notable trainers (think Agatha/Blaine)
- -Possibly anything about Ford Parugi wishes to reveal.
"Present" Time (April 2016 to January 2017)
(Beginning time)
- -Leaf Green dies
- -Recruitment mission to find Celebi
- -Recruitment mission to find Ho-oh
- -Recruitment mission to find Mewtwo
- -Recruitment mission to find Cynthia
Invasion and Aftermath (June 2016)
-The events of the RPG
- -Should include the Four Island battle, the various Silvermind debacles, the three legendary Dragons of Sinnoh, the Unown, and the Darkrai invasion as it currently stands. As well as any other major events I am forgetting.
- -Notable trainer deaths (Leaf Green)
- -Possibly anything about Ford Parugi wishes to reveal.
Other
-Possibly anything about Ford Parugi wishes to reveal.
-Any factional timelines in any time segment.
Post-Timeskip Timeline (2017)
The destruction of Nova (Team Galactic's headquarters), while somewhat recent, provides a useful base for figuring out the timeline of events in RotR, as it was the first "major" event to happen after the six-month timeskip.
- July 1st, 2017 - Kai Stone is murdered by Alma Mason
- July 2nd, 2017 - The Jealousy of Team Galactic--Envy attacks Nova, destroying Team Galactic; Jupiter is the only known survivor.
- July 3rd, 2017 - Goldenrod Rage
- July 4th, 2017 - Team Zephyr's Celadon Adventure/A Garden Uprooted
- July 5th, 2017 -
- July 6th, 2017 - Trouble in Opelucid/The Wants and Wishes of Team Liberty
- July 7th, 2017 - The Dance
- July 8th, 2017 - Wreaking Havoc--Both Team Energon and Team Magma are destroyed in the same day. / Seven Island Adventure (Part 1) / Kyle and Esen leave for Kalos
- July 9th, 2017 - Alaric and Moreno Manor Attacks/Seven Island Adventure (Part 2)
- July 10th, 2017 -
- July 11th, 2017 - A Journey to Yourself--The Berry Lady's Wisdom
- July 12th, 2017 - A Journey to Yourself--The Gardener's Content
- July 13th, 2017 - The Fortree Fracas/The Fortree Gluttonee/A Journey to Yourself--The Noble's Contempt
- July 14th, 2017 - Summer Wars/Pride and Prejudice
- July 15th, 2017 - Lilycove happenings/Feral fight and sealing
- July 16th, 2017 - Jackson Sang and Eileen Alaric have been unconscious for a week - Chloe coming out/Evan vs. Xander
- July 17th, 2017 - Snowpoint happenings with Chloe and Olivia/Drake Masters is murdered.
- July 18th, 2017 - Talk with Palmer/Talk with boat crew
- July 19th, 2017 - Arrived and left One Island/Jack's assignment/Arriving in Olivine City
- July 20th, 2017 - Water Pokemon Fight/Chloe taken to Desert Resort
- July 21st, 2017 - Day of Vermillion
- July 22nd, 2017 - Captain Jack battle
- July 23rd, 2017 - Arriving on Four Island/Chloe tries lifting a castle and trains and stuff happens
- July 24th, 2017 - Aura Psychometry
- July 25th, 2017 -
- July 26th, 2017 -
- July 27th, 2017 -
- July 28th, 2017 -
- July 29th, 2017 - Ethan and Gavin battle Dack and Madison, then get Jamie's message
- July 30th, 2017 -
- July 31st, 2017 - Eterna City Gym reopens, Two Island/Ford Finale, Roderick Krane is murdered.
- August 1st, 2017 -
- August 2nd, 2017 -
- August 3rd, 2017 -
- August 4th, 2017 - The Egg hatches, human powers are (mostly) back,