The War on Shu-Torun was a civil war fought on the Mid Rim planet Shu-Torun in the year 0 ABY. Queen Trios, the recently appointed monarch of the Kingdom of Shu-Torun, faced an uprising among the ore-dukes of her homeworld. Trios' loyalist faction defeated the insurrectionists, led by Duke Rubix, with the military support of the Galactic Empire.