 When Ferdinand IV of Limburg Stirum died at the age of 15 in 1800, the line Limburg-Styrum-Styrum failed to inherit Gemen, which then passed to the barons of Boyneburg-Bömelberg for 6 years, until the mediatisation of 1806.In 1806, Gemen was mediatised to the Princes of Salm-Kyrburg.It passed to France in 1810, then to Prussia in 1814.