Mandalorian Civil War/Legends

The Mandalorian Civil War was a conflict that occured after a schism in the Mandalorian warrior group in the decades before the Clone Wars.

The loyalists of Jaster Mereel fought Vizsla's Death Watch, until Jaster's betrayal and death on Korda 6. From then, the Mandalorian loyalists were led by Jango Fett until 34 BBY, when they were annhilated by Jedi Master Dooku in the Battle of Galidraan after falling into a trap laid by the Death Watch.