Like the neighbouring marches of Meissen and Zeitz, the Merseburg march was created by Emperor Otto I in the division of the vast Marca Geronis east of the Elbe and Saale rivers, following the death of Margrave Gero in 965.
Like the adjacent regions of Meissen and Zeitz, the Merseburg march was formed by Emperor Otto I through the partitioning of the Marca Geronis area east of the Elbe and Saale rivers after Margrave Gero's passing in 965.