Lower Burgundy

State · 860–925 CE · at its largest around 860 CE

The kingdom of Provence founded by Boso in 879 in the lower Rhône valley, one of the first non-Carolingian kingships after the empire's division.

On its lands while it lasted

Trier (16 BCE – 1618 CE): Capital of Electorate of Trier (1333–1618).
Cluny Abbey (910 CE): Benedictine abbey in Burgundy founded in 910 that led a major movement of monastic reform; its church was long the largest in Christendom.