The Corellian Run is mapped, ensuring the economic dominance of Corellia in the forming Republic; the Corellian Run forms the southern border of the Slice.
Republic scouts make contact with the Jedi Order on Ossus, and Jedi MasterHaune Tiar accompanies the scouts back to the Republic. After conferring for several weeks, the Order pledge themselves to the Republic's service.
With the development of the hyperdrive, Queen Rana allows for a wave of colonization to embark from Duros; one of the colony worlds is the planet Neimoidia, which is colonized by a group of Duros led by Chla C'cHaan. (Approximate date)
The Jedi Sar Agorn takes on a Padawan in Cope Shykrill, but Shykrill falls to the dark side of the Force and is struck down. (Approximate date)
↑The New Essential Chronology states that the Ruusan Reformation occurred in 1000 BBY, which is the zero point of the calendar based on the Ruusan Reformation, so the difference between the calendar based on the Battle of Yavin and the Ruusan Reformation's year-notation system is 1,000 years. This date is derived using simple math based upon other confirmed dates.