20 BBY

The following events took place in the year 20 BBY,Star Wars: Galactic Atlas also known as 3257 LY according to the Lothal Calendar and year 7957 in the C.R.C. calendar.
==Events==
*The Battle of Sullust occurs. During the battle, Anakin Skywalker's flagship the Resolute is destroyed. Also, Count Dooku, on orders from his master Darth Sidious, betrays his assassin Asajj Ventress, having TJ-912's Recusant-class light destroyer fire on the Providence-class Dreadnought she is on. Ventress is presumed dead by Dooku, but she survives and attempts to exact revenge.
*The Ones cease to exist on the planet Mortis. The Son stabs the Daughter with the Dagger of Mortis. The Father then kills himself to allow Anakin Skywalker to kill the Son.
*The Confederacy of Independent Systems moves to annex the Qiilura system
*During a Republic mercy mission, droids C-3PO and R2-D2 restore peace between the Aleena and their underground neighbors on the planet Aleen by re-sealing the Great Seal
*The Nightbrother Savage Opress locates his lost brother, the renegade Sith Lord Maul, who reenters the galactic stage in order to seize revenge on Obi-Wan Kenobi.
*The eight hundredth and forty-seventh Festival of Light is celebrated on Naboo. The festival is interrupted by an attempt to abduct Supreme Chancellor Palpatine.
*Sheev Palpatine inducts Gallius Rax into the Contingency and the Galactic Empire.Aftermath: Empire's End sets Gallius Rax's flashback interlude chapter in Part 5 roughly twenty-five years before the Battle of Jakku, which occurs in 5 ABY.
==Battles==
*Battle of SullustStar Wars: Timelines
*Mission to Serenno
*Devaron massacre
*Showdown at Toydaria
*Mission to Mortis
*Capture of Even Piell
*Battle of Lola Sayu
*Funeral of Even Piell
*Second Battle of Felucia
*Battle on Wasskah
*Battle of Mon Cala
*Skirmish on Naboo
*Annexation of the Qiilura system
*Mission to Aleen
*Battle of Patitite Pattuna
*Rescue of Adi Gallia
*Battle of Umbara
*Battle of Horain
*Destruction of the Ledeve Jedi Temple
*Conquest of Kiros
*Battle on Kiros
*Royal Slave Auction
*Mission to Zygerria
*Battle of Kadavo
*Confederate–Republic peace conference
*Battle on Carlac
*Funeral of Obi-Wan Kenobi
*Riot at the Republic Judiciary Central Detention Center
*Showdown on Orondia
*Tournament on Serenno
*Festival of Light
*Plan to kidnap Chancellor Palpatine
*Battle of Dathomir
*Safe cargo objective
*Mission to Lotho Minor
*Massacre on Raydonia
*Skirmish above Raydonia
*Onderonian Civil War	
*Funeral of Steela Gerrera
*The Gathering
*Raid on the Crucible
*Attack on Obi-Wan Kenobi's fleet
*Rescue on Florrum
*Invasion of Florrum
*Battle over an unidentified astronomical object
*Mission to steal a Separatist encryption module
*Escape from Abafar
*Carida incident
==Births==
*Harp Allor on Chandrila.Leia, Princess of Alderaan
*Caluan Ematt on Champat
*Zare Leonis on Uquine
*Seyn MaranaBattlefront II: Inferno Squad
*Berisse Sai on Lothal.Berisee Sai graduated the Imperial Academy the year before the Battle of Yavin. With the fact that Imperial cadets graduate the Academy at the age of 19, we can easily presume she was born 20 years before the Battle of Yavin.
==Deaths==
*Ratch above Sullust.
*Feral during the Selection on Dathomir.
*During the Devaron massacre
**Trauma
**Halsey
**Knox
*King Katuunko during the Showdown at Toydaria.
*During the mission to Mortis
**The Daughter
**The Father
**The Son
**Ahsoka Tano 
*During the Battle of Lola Sayu
**Osi Sobeck
**Even Piell
**Charger
**Longshot
**OOM-10
*TZ-33 during the Second Battle of Felucia.
*On Wasskah
**Morgo
**Vadoo
**Katt Mol
**Lika
**Dar
**Kalifa
**Clutch
**Goron
**Lagon
**Gilas
**Ratter
**Lo-Taren
**Sochek
*King Yos Kolina before the Battle of Mon Cala.
*Commander Riff Tamson during the Battle of Mon Cala.
*During the Skirmish on Naboo
**General Roos Tarpals
**Rish Loo
*Hay-Zu on Patitite Pattuna.
*During the Battle of Umbara
**Oz
**Ringo
**Hardcase
**TM-171
**Waxer
**Pong Krell
*A Mikkian Jedi on Ledeve
*A Padawan on Ledeve
*A T-series tactical droid on Kiros.
*Queen Miraj Scintel during the mission to Zygerria.
*Keeper Agruss during the Battle of Kadavo.
*Tryla on Carlac.
*Battle droid 513 during the the Battle on Carlac.
*Bulduga before the Tournament on Serenno.
*During the Tournament on Serenno
**Kiera Swan
**Sixtat
**Jakoli
**Mantu
**Sinrich
**Onca
*During the Battle of Dathomir
**Daka
**IlyanaStar Wars Jedi: Fallen Order
**Karis
**Luce
**Naa'leth
**TaliaStar Wars: The Clone Wars: Character Encyclopedia - Join the Battle!
**Selena
**Nali
*Oked on Tatooine.
*Rigosso during the safe cargo objective on Quarzite.
*Morley during the mission to Lotho Minor.
*During the Onderonian Civil War	
**Steela Gerrera
**King Sanjay Rash
**Hutch
*During the Mission to Aut-O's flagship
**Aut-O
**M5-BZ 
*During the Carida incident
**M5-BZ
**Unidentified super tactical droid
==Appearances==
===Non-canon appearances===
* 
==Sources==
* 
*
*Star Wars: Galactic Atlas
*Star Wars: Rogue One: The Ultimate Visual Guide
*Star Wars: Jedi vs. Sith
*
* 
*Star Wars: Scum and Villainy: Case Files on the Galaxy's Most Notorious
* 
*
*Star Wars: Timelines
*Star Wars Encyclopedia: The Comprehensive Guide to the Star Wars Galaxy
==Notes and references==
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