Some Jedi also took Barash vows as a kind of penitence. As guardians of peace and justice in the galaxy, they mediate peace negotiations among planets and other factions and, if necessary, use their formidable powers, fighting skills, agility, and wisdom to quickly end unrest or neutralize dangerous individuals or threats.
The Jedi Knights study, serve, and use a mystical power called the Force and wield a traditional weapon named lightsaber, which emits a controlled plasma flow in the shape of a sword, in order to serve and protect the Galactic Republic and the galaxy at large from conflict or governmental instability.