Hungarian county administration system

Timeline

1. 1162–1164Esztergom · EsztergomAfter the turmoil of civil war, Stephen III regained royal control by replacing the ispáns of key counties with loyal nobles; the county office combined administrative, military, and judicial functions, serving as the king's core link for implementing central will locally.
2. 1166–1170Pest County and Fejér County · FejérEach county regularly convened a generalis conventio, where freemen and church representatives adjudicated land disputes and public affairs; in wartime ispáns levied infantry and light horsemen along county boundaries, integrating population registration, taxation, and military mobilization into a unified local governance process.