Information: - The German Empire (officially ') was the historical German nation state that existed from the unification of Germany in 1871 to the abdication of Kaiser Wilhelm II in November 1918, when Germany became a federal republic (the Weimar Republic). - Prince Ernst Heinrich of Saxony , Duke of Saxony ( German : Ernst Heinrich Ferdinand Franz Joseph Otto Maria Melchiades , Prinz von Sachsen , Herzog zu Sachsen ) ( 9 December 1896 in Dresden , Kingdom of Saxony -- 14 June 1971 in Neckarhausen , Baden - Wurttemberg , West Germany ) was a member of the Saxon Royal Family . Ernst Heinrich was the youngest son of the last Saxon monarch Frederick Augustus III and his wife Archduchess Luise of Austria , Princess of Tuscany . From 1923 through 1945 Ernst Heinrich was Administrative Chief of the association '' House of Wettin -- Albertinische Linie e.V. '' . - Napoleon Bonaparte ("Napoleon Bonaparte"; , born ""Napoleone di Buonaparte""; 15 August 1769 5 May 1821) was a French military and political leader who rose to prominence during the French Revolution and led several successful campaigns during the French Revolutionary Wars. As Napoleon I, he was Emperor of the French from 1804 until 1814, and again in 1815. Napoleon dominated European and global affairs for more than a decade while leading France against a series of coalitions in the Napoleonic Wars. He won most of these wars and the vast majority of his battles, building a large empire that ruled over continental Europe before its final collapse in 1815. One of the greatest commanders in history, his wars and campaigns are studied at military schools worldwide. Napoleon's political and cultural legacy has ensured his status as one of the most celebrated and controversial leaders in human history. - East Germany, formally the German Democratic Republic or GDR, was an Eastern Bloc state during the Cold War period. From 1949 to 1990, it administered the region of Germany that was occupied by Soviet forces at the end of World War IIthe Soviet Occupation Zone of the Potsdam Agreement, bounded on the east by the OderNeisse line. The Soviet zone surrounded West Berlin, but did not include it; as a result, West Berlin remained outside the jurisdiction of the GDR. The German Democratic Republic was established in the Soviet Zone, while the Federal Republic was established in the three western zones. East Germany was a satellite state of the Soviet Union. Soviet occupation authorities began transferring administrative responsibility to German communist leaders in 1948, and the GDR began to function as a state on 7 October 1949. Soviet forces, however, remained in the country throughout the Cold War. Until 1989, the GDR was governed by the Socialist Unity Party (SED), though other parties nominally participated in its alliance organisation, the National Front of Democratic Germany. - The Elbe (; Low German: "Elv") is one of the major rivers of Central Europe. It rises in the Krkonose Mountains of the northern Czech Republic before traversing much of Bohemia (Czech Republic), then Germany and flowing into the North Sea at Cuxhaven, northwest of Hamburg. Its total length is . - West Germany is the common English name for the Federal Republic of Germany or FRG (or "RFA") in the period between its creation on 23 May 1949 to German reunification on 3 October 1990. During this Cold War era, NATO-aligned West Germany and Warsaw Pact-aligned East Germany were divided by the Inner German border. After 1961 West Berlin was physically separated from East Berlin as well as from East Germany by the Berlin Wall. This situation ended when East Germany was dissolved and its five states joined the ten states of the Federal Republic of Germany along with the reunified city-state of Berlin. With the reunification of West and East Germany, the Federal Republic of Germany, enlarged now to sixteen states, became known simply as "Germany". This period is also referred to as the Bonn Republic ("Bonner Republik") by historians, alluding to the interwar Weimar Republic and the post-reunification Berlin Republic. - Munich (also in British English ) is the capital and largest city of the German state of Bavaria, on the banks of River Isar north of the Bavarian Alps. Munich is the third largest city in Germany, after Berlin and Hamburg, and the 12th biggest city of the European Union, with a population of above 1.5million. The Munich Metropolitan Region is home to 5.8million people. - Dresden is the capital city and after Leipzig the second-largest city of the Free State of Saxony in Germany. It is situated in a valley on the River Elbe, near the border with the Czech Republic. - Hamburg (local pronunciation ; Low German/Low Saxon: "Hamborg" ), officially "Freie und Hansestadt Hamburg" (Free and Hanseatic City of Hamburg), is the second largest city in Germany and the eighth largest city in the European Union. It is the second smallest German state by area. Its population is over 1.7 million people, and the wider Hamburg Metropolitan Region covers more than 5.1 million inhabitants. The city is situated on the river Elbe. - Cologne is the largest city in the German federal State of North Rhine-Westphalia and the fourth-largest city in Germany (after Berlin, Hamburg, and Munich). It is located within the Rhine-Ruhr metropolitan region, one of the major European metropolitan regions and the largest in Germany, with more than ten million inhabitants. - The Kingdom of Saxony, lasting between 1806 and 1918, was an independent member of a number of historical confederacies in Napoleonic through post-Napoleonic Germany. From 1871 it was part of the German Empire. It became a Free state in the era of Weimar Republic in 1918 after the end of World War I and the abdication of King Frederick Augustus III of Saxony. Its capital was the city of Dresden, and its modern successor state is the Free State of Saxony. - Baden-Wurttemberg is a state in Germany located in the southwest, east of the Upper Rhine. It is Germanys third largest state in terms of size and population, with an area of and 10.8million inhabitants. The state capital and largest city is Stuttgart. - Germany, officially the Federal Republic of Germany, is a federal parliamentary republic in central-western Europe. It includes 16 constituent states, covers an area of , and has a largely temperate seasonal climate. With about 82 million inhabitants, Germany is the most populous member state of the European Union. After the United States, it is the second most popular immigration destination in the world. Germany's capital and largest metropolis is Berlin. Other major cities include Hamburg, Munich, Cologne, Frankfurt, Stuttgart and Dusseldorf. What is the relationship between 'prince ernst heinrich of saxony' and 'frederick augustus iii of saxony'?
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father