+**870** was a year of profound change in [Europe](/wiki/Europe), witnessing the division of [Middle Francia](/wiki/Middle_Francia) by the Treaty of Meersen. Kingdoms shifted and new alliances formed amidst ongoing conflicts, shaping the nascent medieval world.
+## See also
+- [Treaty of Meersen](/wiki/Treaty_of_Meersen)
+- [Carolingian Empire](/wiki/Carolingian_Empire)
+- [Viking Age](/wiki/Viking_Age)
... 1 more lines