Star Wars New Jedi Order and Dawn of the Jedi Link Explained by Lucasfilm President, All You Need to Know
James Mangold is likening it to a biblical epic its an approximately 2,5000 year gap which is cool we could see hints of events from Dawn Of The Jedi much like Hans Dice from TLJ to Solo though on a much grander scale also sometimes going back to basics can ensure the Jedi wreck there reputation in the prequels that didn't help sustain them in The Former New Republic also we will see a schism much like Martin Luther's reformation also seeing pre-sith is gonna be interesting the two leads characters(He/She/They) are likely gonna be spotlighted in the first ever duel.
https://in.ign.com/star-wars-episode-ix/187915/news/star-wars-new-jedi-order-and-dawn-of-the-jedi-link-explained-by-lucasfilm-president