Sanderson was a Midlands general who fought in the first D'Haran War against Panis Rahl.
He was sent to help enclose Anargo in Coney Crossing. He came with his army towards Coney Crossing from the south. While General Brainard came from the north and Mordale from the southwest to enclose Anargo.
They were able to enclose Anargo at Coney Crossing and with the help of Zeddicus Zu'l Zorander to defeat Anargo's amry in the final battle of the first war right before the erection of the boundary.