The following events took place in 475 ABY.
Darth Destructus exile Devastator,Destructus declare war against the Jedi and the Union
Roan Skywalker lead the army against the sith
Rahm Felarker goes to dromund kaas and found Devastator
Devastator goes to the Light Side and renames himself as Devan stator
Luan Corell turns a jedi
474 ABY - 475 ABY - 476 ABY