In the autumn of 1437, the rebellion in Värmland broke out, the insurgents are led by the former retainer of Karl Knutsson, Torsten Ingelsson, and Jösse Hansson. The first peasants to rebel were the ones in
Älvdalen and Fryksdalen. The Värmlanders killed the
bailiff and took over large areas of the province, whereupon the rebellion spread to Närke. The rebels eventually believed themselves to be powerful enough, and marched towards
Örebro and
Västerås. which are besieged. Both castles was later able to be captured by the Värmlanders. The Swedish
Seneschal of the Realm, , who had the formal responsibility of dealing with the rebel threat, recommended diplomatic talks to confront the rebellion, but
Karl Knutsson refused. Due to him having primary military responsibility in the kingdom, appointed Arvid Svan and a force of 100-120
courtiers to subdue the rebellion. Arvid Svan was successful in his task, he pursued the rebels back to Värmland, where many chose to pay taxes and capitulate. In a battle between the troops of Arvid Svan and 700 rebels, and out of the 700, 140 lose their lives. However, not all of the rebels choose to give up, the ones in the Jösse district put themselves in a defensive stance, and were forced to be put down with force. == Aftermath ==