sentences:  In the early 15th century, as a result of debts, the County of Zweibrücken was pledged, with the Palatinate holding the rights of redemption.Count Palatine Stephan found these rights useful when he married Anna von Veldenz in 1406, daughter of Count Friedrich III, the last count in the younger line of Veldenz.In 1444, after Friedrich's death, Stephan founded a new principality out of the County of Veldenz and the redeemed County of Zweibrücken, which came to be known as the Duchy of Palatinate-Zweibrücken.