 Complete the following phrase:  A common administration of the Netherlandish fiefs, centered in the Duchy of Brabant, already existed under the rule of the Burgundian duke Philip the Good with the implementation of a stadtholder and the first convocation of the States General of the Netherlands in 1464. His granddaughter Mary had confirmed a number of privileges to the States by the Great Privilege signed in 1477. After the government takeover by her husband Archduke Maximilian I of Austria, the States insisted on their privileges, culminating in a Hook rebellion in Holland and 