The following events took place in 3,951 BBY.
- A group of star systems form the Separatists
- Beginning of the Second Sith Civil War
- Darth Rectar becomes Dark Lord of the Sith
- The Onderonian Separatists under General Vaklu successfully remove the Galactic Republic from Onderon in the Onderionian Revolution
3,952 BBY - 3,951 BBY - 3,950 BBY
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