Federal forces reacted, conducting a 71-day siege, which became known as the Wounded Knee incident.[20] They demanded the resignation of Wilson.[23] Peltier, however, spent most of the occupation in a Milwaukee, Wisconsin jail charged with attempted murder related to a different protest.[23] When Peltier secured bail at the end of April, he took part in an AIM protest outside the federal building in Milwaukee and was on his way to Wounded Knee with the group to deliver supplies when the incident ended.[23]