Lotharingia: Europe’s Forgotten Country

What happened to this Medieval kingdom?

(Toshko Vihrenski — Own work / CC BY 4.0)

In 855 CE, the Kingdom of Lotharingia came into existence. Lotharingia is one of the least known kingdoms of Medieval Europe but it had a lasting linguistic effect on the region. Lotharingia was formed upon the death of King Lothair I, which is where the name Lotharingia originates. (The full name of the kingdom was once Regnum…