Caption
The Western Empire as divided at Verdun, 843
Summary
The maps shows how the Treaty of Verdun of 843 split the Frankish realm into three parts that went to Kothar, Lewis (Louis), and Charles.
Source
Freeman’s Historical Geography, edited by J.B. Bury, Longmans Green and Co. Third Edition 1903 wikipedia:Image:Western_empire_verdun_843.png
Copyright
Public domain