 Both the Counties of Lippe-Biesterfeld and Lippe-Weissenfeld were sold to the princely line of Lippe(-Detmold) in 1762.The Counts of Lippe-Detmold were granted the title of Imperial prince in 1789.Shortly after becoming a member state of the German Empire in 1871, the Lippe-Detmold line died out on 20 July 1895.