dissolved_or_abolished grand duchy of mecklenburg-schwerin
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 ___MASK98___ . 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 . The unification of Germany into a politically and administratively integrated nation state officially occurred on 18 January ___MASK66___ in the Hall of Mirrors at the Palace of Versailles in France . Princes of the German states gathered there to proclaim Wilhelm I of Prussia as German Emperor after the French capitulation in the Franco - Prussian War . Unofficially , the " de facto " transition of most of the German - speaking populations into a federated organization of states had been developing for some time through alliances formal and informal between princely rulers  but in fits and starts ; self - interests of the various parties hampered the process over nearly a century of autocratic experimentation , beginning in the era of the Napoleonic Wars , which saw the dissolution of the Holy Roman Empire ( 1806 ), and the subsequent rise of German nationalism . Schwerin ( or , Mecklenburgian Swerin , Latin Suerina ) is the capital and second - largest city of the northern German state of Mecklenburg - Vorpommern . The population is 91 , 583 ( as of December 31 , ___MASK95___ ) and 98 . 000 as of July 2016 . Wismar is a port and Hanseatic city in Northern Germany on the Baltic Sea , in the state of Mecklenburg - Vorpommern . It is located about east of Lübeck and north of Schwerin , and is part of the Hamburg Metropolitan Region . Its natural harbour , located in the Bay of Wismar , is well - protected by a promontory . The population was 42 , 219 in ___MASK95___ . It is the capital of the district of Nordwestmecklenburg . The German Confederation was an association of 39 German states in Central Europe , created by the Congress of Vienna in ___MASK63___ to coordinate the economies of separate German - speaking countries and to replace the former Holy Roman Empire . Most historians have judged the Confederation to have been weak and ineffective , as well as an obstacle to the creation of a German nation - state . It collapsed due to the rivalry between Prussia and Austria , warfare , the 1848 revolution , and the inability of the multiple members to compromise . The House of Mecklenburg , also known as Nikloting , is a North German dynasty that ruled until ___MASK41___ in the Mecklenburg region , being among the longest - ruling families of Europe . Mecklenburg - Vorpommern ( far more often known as Mecklenburg - West Pomerania in English ) ( also shortened to Meck - Pomm ) is a federated state in northern Germany . The capital city is Schwerin . The state was formed through the merger of the historic regions of Mecklenburg and Vorpommern after the Second World War , dissolved in ___MASK72___ and recreated at the time of the German reunification in ___MASK74___ . The Grand Duchy of Mecklenburg - Schwerin was a territory in Northern Germany held by the House of Mecklenburg residing at Schwerin . It was a sovereign member state of the German Confederation and became a federated state of the North German Confederation and finally of the German Empire in ___MASK66___ . Weimar Republic is an unofficial , historical designation for the German state between ___MASK78___ and ___MASK59___ . The name derives from the city of Weimar , where its constitutional assembly first took place . The official name of the state was still " Deutsches Reich "; it had remained unchanged since 1871 . In English the country was usually known simply as Germany . A national assembly was convened in Weimar , where a new constitution for the " Deutsches Reich " was written , and adopted on 11 August ___MASK78___ . In its fourteen years , the Weimar Republic faced numerous problems , including hyperinflation , political extremism ( with paramilitaries  both left - and right - wing ); and contentious relationships with the victors of the First World War . The people of Germany blamed the Weimar Republic rather than their wartime leaders for the country ' s defeat and for the humiliating terms of the Treaty of Versailles . However , the Weimar Republic government successfully reformed the currency , unified tax policies , and organized the railway system . Weimar Germany eliminated most of the requirements of the Treaty of Versailles ; it never completely met its disarmament requirements , and eventually paid only a small portion of the war reparations ( by twice restructuring its debt through the Dawes Plan and the Young Plan ). Under the Locarno Treaties , Germany accepted the western borders of the republic , but continued to dispute the Eastern border . The Congress of Vienna ( German : " Wiener Kongress ") was a conference of ambassadors of European states chaired by Austrian statesman Klemens von Metternich , and held in Vienna from November ___MASK33___ to June ___MASK63___ , though the delegates had arrived and were already negotiating by late September ___MASK33___ . The objective of the Congress was to provide a long - term peace plan for Europe by settling critical issues arising from the French Revolutionary Wars and the Napoleonic Wars . The goal was not simply to restore old boundaries but to resize the main powers so they could balance each other off and remain at peace . The leaders were conservatives with little use for republicanism or revolution , both of which threatened to upset the status quo in Europe . France lost all its recent conquests , while Prussia , Austria and Russia made major territorial gains . Prussia added smaller German states in the west , Swedish Pomerania and 60 % of the Kingdom of Saxony ; Austria gained Venice and much of northern Italy . Russia gained parts of Poland . The new Kingdom of the Netherlands had been created just months before , and included formerly Austrian territory that in ___MASK76___ became Belgium . The immediate background was Napoleonic France ' s defeat and surrender in May ___MASK33___ , which brought an end to twenty - five years of nearly continuous war . Negotiations continued despite the outbreak of fighting triggered by Napoleon ' s dramatic return from exile and resumption of power in France during the Hundred Days of March  July ___MASK63___ . The Congress ' s " Final Act " was signed nine days before his final defeat at Waterloo on 18 June ___MASK63___ . Niklot or Nyklot ( ___MASK36___  August ___MASK55___ ) was a pagan chief or prince of the Slavic Obotrites and an ancestor of the House of Mecklenburg . He became chief of the Obotrite confederacy , including the Kissini and the Circipani , between the years 1130 and 1131 . He remained in this position until his death in ___MASK55___ . At the same time he was Lord of (" Herr zu ") Schwerin , Quetzin and Malchow . For nearly 30 years he resisted Saxon princes , especially Henry the Lion during the Wendish Crusade . He fought the conversion of the pagan Polabian Slavs to Christianity . The Duchy of Mecklenburg - Schwerin was a duchy in northern Germany created in ___MASK43___ , when Frederick William and Adolphus Frederick II divided the Duchy of Mecklenburg between Schwerin and Strelitz . Ruled by the successors of the Nikloting House of Mecklenburg , Mecklenburg - Schwerin remained a state of the Holy Roman Empire along the Baltic Sea littoral between Holstein - Glückstadt and Duchy of Pomerania . The Baltic Sea ( ; ) is a sea of the Atlantic Ocean , enclosed by Scandinavia , Finland , the Baltic countries , and the North European Plain . It includes the Gulf of Bothnia , the Bay of Bothnia , the Gulf of Finland , the Gulf of Riga , and the Bay of Gdask . The sea stretches from 53 ° N to 66 ° N latitude and from ___MASK9___ ° E to 30 ° E longitude . A mediterranean sea of the Atlantic , with limited water exchange between the two bodies , the Baltic Sea drains through the Danish islands into the Kattegat by way of the straits of Øresund , the Great Belt , and the Little Belt . Mecklenburg ( locally , Low German : " Mkel ( n ) borg " ) is a historical region in northern Germany comprising the western and larger part of the federal - state Mecklenburg - Vorpommern . The largest cities of the region are Rostock , Schwerin , Neubrandenburg , Wismar and Güstrow . The German Empire ( officially ') was the historical German nation state that existed from the unification of Germany in ___MASK66___ to the abdication of Kaiser Wilhelm II in November 1918 , when Germany became a federal republic ( the Weimar Republic ). Holstein - Glückstadt or Schleswig - Holstein - Glückstadt is the historiographical name , as well as contemporary shorthand name , for the parts of the duchies of Schleswig and Holstein that were ruled by the Kings of Denmark in their function as dukes of Schleswig and Holstein , thus also known as Royal Schleswig - Holstein . Other parts of the duchies were ruled by the Dukes of Schleswig - Holstein - Gottorp . The territories of Holstein - Glückstadt are located in present - day Denmark and Germany . The main centre of administration was Segeberg and from ___MASK37___ Glückstadt ( founded in 1617 ) on the River Elbe . The North German Confederation was a confederation of 22 previously independent states of northern Germany , with nearly 30 million inhabitants . It was the first modern German nation state and the basis for the later German Empire ( ___MASK66___  1918 ), when several south German states such as Bavaria joined . Bavaria is a federal state of Germany . Located in the German southeast with an area of 70 , 548 square kilometres ( ___MASK39___ , 200 sq mi ), Bavaria is the largest German state . Its territory comprises roughly a fifth of the total land area of Germany , and , with ___MASK60___ . 9 million inhabitants , it is Germany ' s second most populous state . Munich , Bavaria ' s capital and largest city , is the third largest city in Germany .