Leiningen-Westerburg was formed in 1467, when the last Landgrave of Leiningen died childless and Leiningen passed to his sister Margaret, who was married to Reinhard III of Westerburg.
Leiningen-Westerburg was established in 1467, when the last Landgrave of Leiningen died childless and Leiningen passed to his sister Margaret, who was married to Reinhard III of Westerburg.