Southern Jutland now part of the Region of Southern Denmark. Southern Schleswig is a part of the German federal state Schleswig-Holstein. Both parts cooperate today as a Euroregion called Sønderjylland–Schleswig, which covers most of Southern Jutland. Southern Jutland Southern Jutland () is the name for the region south of the Kongeå in Jutland, Denmark and north of the Eider (river) in Schleswig-Holstein, Germany. The region north of the Kongeå is called Nørrejylland ("Northern Jutland"). Both territories had their own ting assemblies in the Middle Ages (in Viborg and Urnehoved). Southern Jutland is mentioned for the first time in the Knýtlinga saga. In
Battle of Jutland period were armed with guns firing projectiles of varying weights, bearing high explosive warheads. The sum total of weight of all the projectiles fired by all the ship's broadside guns is referred to as "weight of broadside". At Jutland, the total of the British ships' weight of broadside was , while the German fleet's total was . This does not take into consideration the ability of some ships and their crews to fire more or less rapidly than others, which would increase or decrease amount of fire that one combatant was able to bring to bear on their opponent for