The Duchess of Jülich-Berg was a noble title held by the female rulers of the {Duchy of Jülich-Berg}, located in present-day Germany. This duchy was significant during the late Middle Ages and the early modern period, known for its strategic location and political importance in the region. The title was often associated with marriages that strengthened alliances among various European noble families. One notable figure was {Anna of Cleves}, who became the Duchess of Jülich-Berg through her marriage to {Duke William}. The duchy played a crucial role in the {Berg County} and was involved in various territorial disputes and political maneuvers, influencing the balance of power in the Holy Roman Empire.