Question: How long did the dynasty that Gustav Adolf von Wulffen was born in last?

full_context: Document 1: Gustav Adolf von Götzen: Count Gustav Adolf von Götzen (12 May 1866 – 2 December 1910) was a German explorer and Governor of German East Africa. He came to Rwanda in 1894 at the head of a troop of 620 soldiers, becoming the second European to set foot in Rwanda, after Oscar Baumann, and later became the first European to cross the length of Rwanda. Götzen was the first governor of German East Africa.
Document 2: Carl-Heinrich von Stülpnagel: Carl-Heinrich von Stülpnagel (2 January 1886 – 30 August 1944) was a German general in the Wehrmacht during World War II who was an army level commander. While serving as military commander of German-occupied France and as commander of the 17th Army in the Soviet Union during Operation Barbarossa, Stülpnagel was implicated in war crimes, including authorising reprisal operations against civilian population and closely cooperating with the Einsatzgruppen in their mass executions of Jews.
Document 3: Ernest II, Duke of Saxe-Coburg and Gotha: Ernest II (German: "Ernst August Karl Johann Leopold Alexander Eduard"; 21 June 1818 – 22 August 1893) was the sovereign duke of the Duchy of Saxe-Coburg and Gotha, reigning from 1844 to his death. Ernest was born in Coburg as the eldest child of Ernest I, Duke of Saxe-Coburg-Saalfeld, and his duchess, Princess Louise of Saxe-Gotha-Altenburg. Fourteen months later, his younger brother Prince Albert was born, who became consort of Queen Victoria of the United Kingdom. Ernest's father became Duke of Saxe-Coburg and Gotha in 1826 through an exchange of territories.
Document 4: Ernest II, Duke of Saxe-Gotha-Altenburg: Ernest II, Duke of Saxe-Gotha-Altenburg (Gotha, 30 January 1745 – Gotha, 20 April 1804) was the reigning Duke of Saxe-Gotha-Altenburg from 1772 to 1804. He was the third but second surviving son of Frederick III, Duke of Saxe-Gotha-Altenburg and Luise Dorothea of Saxe-Meiningen. The death of his older brother Frederick in 1756 made him the heir to the duchy of Saxe-Gotha-Altenburg.
Document 5: Erwin Rommel: Erwin Rommel (15 November 1891 – 14 October 1944) was a German general and military theorist. Popularly known as the Desert Fox, he served as field marshal in the Wehrmacht of Nazi Germany during World War II.
Document 6: Gerd von Rundstedt: Karl Rudolf Gerd von Rundstedt (12 December 1875 – 24 February 1953) was a Field Marshal in the Wehrmacht of Nazi Germany during World War II.
Document 7: Friedrich Josias, Prince of Saxe-Coburg and Gotha: Friedrich Josias, Prince of Saxe-Coburg and Gotha (Friedrich Josias Carl Eduard Ernst Kyrill Harald; Callenberg Castle, 29 November 1918 – Amstetten, Austria, 23 January 1998) was the head of the Ducal Family of Saxe-Coburg and Gotha and titular Duke of Saxe-Coburg and Gotha from 1954 until his death.
Document 8: Gustav Adolf von Wulffen: Gustav Adolf von Wulffen (born 18 April 1878 in Gotha, Saxe-Coburg and Gotha – died 4 May 1945) was a German general and Nazi.
Document 9: Alfred, Duke of Saxe-Coburg and Gotha: Alfred (Alfred Ernest Albert; 6 August 184430 July 1900) reigned as Duke of Saxe-Coburg and Gotha from 1893 to 1900. He was the second son and fourth child of Queen Victoria of the United Kingdom and Prince Albert of Saxe-Coburg and Gotha. He was known as the Duke of Edinburgh from 1866 until he succeeded his paternal uncle Ernest II as the reigning Duke of Saxe-Coburg and Gotha in the German Empire.
Document 10: Saxe-Coburg and Gotha: Saxe-Coburg and Gotha (German: "Sachsen-Coburg und Gotha" ), or Saxe-Coburg-Gotha, was an Ernestine duchy ruled by a branch of the House of Wettin, consisting of territories in the present-day states of Bavaria and Thuringia in Germany. It lasted from 1826 to 1918.
Document 11: Gustav Adolf of Sweden: Gustav Adolf of Sweden - English (and Latin) also: "Gustavus Adolphus" ; Swedish: "Gustav Adolf" and (legal spelling after 1900): "Gustaf Adolf" - may refer to:
Document 12: Andreas, Prince of Saxe-Coburg and Gotha: Andreas, Prince of Saxe-Coburg and Gotha, Duke of Saxony (given names: "Andreas Michael Friedrich Hans Armin Siegfried Hubertus"; born 21 March 1943) has been the head of the House of Saxe-Coburg and Gotha since 1998. He is the grandson of Charles Edward, Duke of Saxe-Coburg and Gotha, the last ruling duke.
Document 13: Gustavus Adolphus Day: Gustavus Adolphus Day (Swedish: "Gustav Adolfsdagen") is celebrated in Sweden and some other countries on 6 November in memory of King Gustavus Adolphus of Sweden, who was killed on that date (old style) in 1632 at the Battle of Lützen in the Thirty Years' War. The day is named for the king and is a general flag day in Sweden and in Finland. The day was formerly celebrated with torchlight processions and patriotic speeches. Today what remains is mainly the consumption of the Gustavus Adolphus pastry ("Gustav Adolfs-bakelse" in Swedish) on this day, with a chocolate or marzipan relief of that king on top.
Document 14: List of heirs to Saxe-Coburg and Gotha: In the redistribution of land among the Ernestine duchies that followed the death of the last Duke of Saxe-Gotha-Altenburg on 11 February 1825, the late Duke's nephew-in-law, Duke Ernst III of Saxe-Coburg-Saalfeld, received Gotha, while he ceded Saalfeld to the Duke of Saxe-Meiningen. On 12 November 1826 he thus became Ernst I of Saxe-Coburg and Gotha. The duchies of Saxe-Coburg and Saxe-Gotha remained in personal union until 1852, when a political union was effected.
Document 15: Princess Alexandrine of Baden: Princess Alexandrine of Baden (Alexandrine Luise Amalie Friederike Elisabeth Sophie; 6 December 1820 – 20 December 1904) was the Duchess of Saxe-Coburg and Gotha as the wife of Ernest II. She was born the eldest child of Leopold, Grand Duke of Baden and his wife Princess Sophie of Sweden.
ground_truth: from 1826 to 1918