 This hat was lost by Charles the Bold at the Battle of Grandson in 1476 when his army was routed and his baggage train was captured by the Swiss.After the battle it came into the hands of the canton of Basle who hid it.Charles the Bold was killed at the Battle of Nancy the following year and the hat re-emerged to be sold first to the Fuggers in 1506 and then later to Maximilian I, Holy Roman Emperor.