Please answer the following question: Information: - The Kingdom of Germany or German Kingdom ("Teutonic Kingdom") developed out of the eastern half of the former Carolingian Empire. Like Anglo-Saxon England and medieval France, it began as "a conglomerate, an assemblage of a number of once separate and independent... "gentes" [peoples] and "regna" [kingdoms]." East Francia ("Ostfrankenreich") was formed by the Treaty of Verdun in 843, and was ruled by the Carolingian dynasty until 911, after which the kingship was elective. The initial electors were the rulers of the stem duchies, who generally chose one of their own. After 962, when Otto I was crowned emperor, the kingdom formed the bulk of the Holy Roman Empire, which also included Italy (after 951), Bohemia (after 1004) and Burgundy (after 1032). - Westphalia is a region in northwestern Germany and one of the three historic parts of the state of North Rhine-Westphalia. It has an area of 7,802 sq mi (20,208km) and 7.9 million inhabitants. - The Volme is a river in North Rhine-Westphalia, Germany, a left tributary of the Ruhr. It is 50.5km long, of which about 21km lie within the city limits of Hagen. Its largest tributary is the Ennepe. - The County of Mark ( German : Grafschaft Mark , French : Comte de La Marck colloquially known as Die Mark ) was a county and state of the Holy Roman Empire in the Lower Rhenish -- Westphalian Circle . It lay on both sides of the Ruhr river along the Volme and Lenne rivers . The Counts of the Mark were among the most powerful and influential Westphalian lords in the Holy Roman Empire . The name Mark is recalled in the present - day Markischer Kreis district in lands south of the Ruhr in North Rhine - Westphalia , Germany . The northern portion ( north of the Lippe river ) is still called Hohe Mark ( '' Higher Mark '' ) , while the former '' Lower Mark '' ( between the Ruhr and Lippe Rivers ) is -- for the most part -- merged in the present Ruhr area . - Hagen is the 41st-largest city in Germany. The municipality is located in the state of North Rhine-Westphalia. It is located on the south eastern edge of the Ruhr area, 15km south of Dortmund, where the rivers Lenne and Volme (met by the river Ennepe) meet the river Ruhr. As of 31 December 2010, the population was 188,529. The city is home to the FernUniversitat Hagen, which is the only state funded distance education university in Germany. Counting more than 67,000 students (March 2010), it is the largest university in Germany. - The Ruhr, or the Ruhr district, Ruhr region, Ruhr area or Ruhr valley, is a polycentric urban area in North Rhine-Westphalia, Germany. With a population density of 2,800/km and a population of eight and a half million, it is the largest urban agglomeration in Germany, and third-largest in the European Union. It consists of several large, industrial cities bordered by the rivers Ruhr to the south, Rhine to the west, and Lippe to the north. In the southwest it borders the Bergisches Land. It is considered part of the larger Rhine-Ruhr metropolitan region of more than 12 million people, which is among the largest in Europe. - The European Union (EU) is a political and economic union of member states that are located primarily in Europe. It has an area of , and an estimated population of over 510 million. The EU has developed an internal single market through a standardised system of laws that apply in all member states. EU policies aim to ensure the free movement of people, goods, services, and capital within the internal market, enact legislation in justice and home affairs, and maintain common policies on trade, agriculture, fisheries, and regional development. Within the Schengen Area, passport controls have been abolished. A monetary union was established in 1999 and came into full force in 2002, and is composed of 19 EU member states which use the euro currency. - The Holy Roman Empire was a multi-ethnic complex of territories in central Europe that developed during the Early Middle Ages and continued until its dissolution in 1806. The largest territory of the empire after 962 was the Kingdom of Germany, though it also came to include the Kingdom of Bohemia, the Kingdom of Burgundy, the Kingdom of Italy, and numerous other territories. What entity does 'county of mark' has the relation 'dissolved or abolished' with?
Answer:
1806