From Wookieepedia, the Star Wars wiki.

3,951 BBY
Era(s)	Old Sith Wars, Old Republic era
Approximate dates in other dating systems
Year 298 Before the Treaty of Coruscant (BTC)
Year 2,951 Before the Ruusan Reformation
Year 3,916 Before the Great ReSynchronization (BrS)
Facts and statistics
Conflicts	First Jedi Purge (Old Sith Wars)[1]
Important events	First Jedi Purge ends, Dark Wars end, Destruction of Malachor V[1]

[Source]

The following events took place in 3,951 BBY.

Events

• The Peragus Mining Facility is destroyed.^[1]
• Dantooine is visited by the Jedi Exile in her search for Vrook Lamar.^[1]
• Korriban is visited by the Jedi Exile in her search for Lonna Vash.^[1]
• Nar Shaddaa is visited by the Jedi Exile in her search for Zez-Kai Ell.^[1]
• Onderon is visited by the Jedi Exile in her search for Kavar.^[1]
• The Onderon Civil War.^[1]
• The First Jedi Purge and the Dark Wars end with the Destruction of Malachor V.^[1]
• The Jedi Exile departs to the Unknown Regions to find Revan.^[1]
• Elsinore den Tasia becomes Queen of Grizmallt.
• The Republic explorer Kwilaan discovers Naboo with a fleet of three ships—Beneficent Tasia, Constant and Mother Vima. The planet quickly becomes notorious amongst big game hunters, although it will be five decades before permanent Human settlement.^[2]

Battles

• First Battle of Dantooine^[1]
• First Battle of Onderon^[1]
• Second Battle of Onderon^[1]
• Battle of Telos IV^[1]

Deaths

• On Citadel Station
  • Benok^[1]
  • False Batu Rem^[1]
  • Luxa^[1]
  • Matu^[1]
  • Nahata^[1]

• On Dantooine
  • Azkul^[1]
  • Zez-Kai Ell^[1]
  • Esok^[1]
  • Gerevick^[1]
  • Kavar^[1]
  • Vrook Lamar^[1]

• On Dxun
  • Laane^[1]
  • Dezanti Zhug^[1]

• 3C-FD on the Ebon Hawk^[1]
• Seer'aa and Teer'aa on G0-T0's Yacht^[1]
• Harbinger Captain on the Harbinger^[1]
• Lonna Vash on Korriban^[1]

• On Malachor V
  • G0-T0^[1]
  • Hanharr^[1]
  • Kreia^[1]
  • Darth Sion^[1]

• On Nar Shaddaa
  • C6-E3^[1]
  • C7-E3^[1]
  • C9-T9^[1]
  • Cahhmakt^[1]
  • Gonlo^[1]
  • Jubei^[1]
  • Saquesh^[1]
  • Squik^[1]
  • Unidentified Devaronian bartender^[1]
  • Unidentified Twi'lek majordomo^[1]
  • Ratrin Vhek^[1]
  • Visquis^[1]
  • Azanti Zhug^[1]

• On Onderon
  • Bakkel^[1]
  • Ponlar^[1]
  • Sullio^[1]

• At the Peragus Mining Facility
  • Coorta^[1]
  • Maban^[1]
  • Peragus Mining Facility Administration Officer^[1]
  • Peragus Mining Facility Dock Officer^[1]
  • Peragus Mining Facility Maintenance Officer^[1]
  • Peragus Mining Facility Medical Officer^[1]
  • Peragus Mining Facility Security Officer^[1]
  • Sien^[1]

• Darth Nihilus on the Ravager^[1]

Notes and references

The Star Wars wiki of fan invention.

The following events happened in 3951 BBY.

Events

• A group of star systems form the Separatists.
• Beginning of the Second Sith Civil War
• Darth Rectar becomes Dark Lord of the Sith.

Battles

Births

Deaths

• An unknown Darth in the Second Sith Civil War who is strucked down by Darth Rectar.
• Many other Sith Lords
• Feria Mel
• Nod Karron