Prussian Estates Diet

Timeline

1. 1640–1644Königsberg · East PrussiaAfter Frederick William took office, he convened the Prussian and Brandenburg estates, seeking their financial support for military pay and defense in the aftermath of the Thirty Years' War.
2. 1641–1650Brandenburg territories · BrandenburgThe Elector and the estate representatives held repeated negotiations over maintaining a standing army, levying war taxes, and serf labor service; the Diet became the institutional channel for territorial military and political mobilization.
3. 1653–1663Königsberg · East PrussiaAfter the Königsberg Diet of 1653, the Elector secured continuing taxation in exchange for military pressure; the nobility retained some privileges but lost effective control over the army and foreign policy.