The Surdan and Varden armies together fought the Empire's forces in the Battle of the Burning Plains an area that lies immediately northwest of Surda, during the battle Eragon and Saphira faced the Empire's Rider Murtagh and his dragon Thorn.
The Surdan and Varden armies together fought the Empire's forces in the Battle of the Burning. This was during the battle. This Burning was plains an area. Eragon and Saphira faced the Empire's Rider Murtagh. Eragon and Saphira faced his dragon Thorn the battle. This area lies immediately northwest of Surda.