The Confederates advanced in the rain through the forest from Ulmiz on June 22nd 1476. In the beginning the Burgundians at the so-called “Grünhag” were a danger for the advancing guards of the Confederates. However, the storming of the guarded area started the retreating motion of the Burgundy forces.
Glarner Captains, June 22nd 1476: “In the name of God we Confederates … crusaded… against the Duke of Burgundy. In difficult weather conditions we found him in the camp near Murten. As brave and honest knights we attacked him and … conquered his camp. We captured his loot and spoils of war, tents, coaches and all else”.
Petermann Etterlin, participant of the battle, 1507: “… and it rained as if it should never stop. As the Confederates emerged from the forest, the guards of the Duke of Burgundy attacked them … . A large force of the Duke of Burgundy prepared themselves for a counter attack. By that time the ennemy had reinforced themselves properly. They were in possession of extremely large and good cannons. They also fired on the Confederates’ cavalry standing beside the division in a field and caused heavy damage. I, Petermann Etterlin, chronist and many Christian men who were there saw many … knights slaughtered … . The position of the gunners was overrun immediately and the men were killed. They began the stabbing and slaying. Immediately many of the enemies were stabbed and killed. … the Duke of Burgundy fled for his life, ... .”
(Quelle/Sources: Gottlieb Friederich Ochsenbein, the Documentation of the Siege and Battle of Murten, Freiburg: Ed. Bielmann, 1876, pages 303, 487, 488)