Christian IX was King of Denmark from 15 November 1863 until his death in 1906. From 1863 to 1864, he was concurrently Duke of Schleswig, Holstein and Lauenburg.
Holstein is the region between the rivers Elbe and Eider. It is the southern half of Schleswig-Holstein, the northernmost state of Germany.
The Duchy of Oldenburg named after its capital, the town of Oldenburg was a state in the north-west of present-day Germany. The counts of Oldenburg died out in 1667, after which it became a duchy until 1810, when it was annexed by the First French Empire. It was located near the mouth of the River Weser.
The House of Schleswig-Holstein-Sonderburg-Glücksburg, better known as the House of Glücksburg, is a collateral branch of the German House of Oldenburg. Its members have reigned at various times in Denmark, Norway, Sweden, Iceland, Greece, and several northern German states.
Friedrich Wilhelm, Duke of Schleswig-Holstein-Sonderburg-Glücksburg was a German-Danish prince and officer who was the Duke of Schleswig-Holstein-Sonderburg-Beck from 1816 to 1825, and the Duke of Schleswig-Holstein-Sonderburg-Glücksburg from 1825 to 1831. Friedrich Wilhelm is the progenitor of the House of Glücksburg.
Holstein-Gottorp is the historiographical name, as well as contemporary shorthand name, for the parts of the duchies of Schleswig and Holstein, also known as Ducal Holstein, that were ruled by the dukes of Schleswig-Holstein-Gottorp, a side branch of the elder Danish line of the German House of Oldenburg. Other parts of the duchies were ruled by the kings of Denmark.
The Danish royal family is the dynastic family of the monarch of Denmark. While some members of the Danish royal family hold the title of Prince(ss) of Denmark, descendants of Margrethe II additionally bear the title Count(ess) of Monpezat. Children of the monarch are accorded the style of His/Her Royal Highness. The King and Queen are styled Majesty.
The House of Schleswig-Holstein-Sonderburg-Augustenburg was a branch of the dukes of Schleswig-Holstein-Sonderburg of the House of Oldenburg. The line descended from Alexander, Duke of Schleswig-Holstein-Sonderburg. Like all of the secondary lines from the Sonderburg branch, the heads of the House of Schleswig-Holstein-Sonderburg-Augustenburg were first known as Dukes of Schleswig-Holstein and Dukes of Sonderburg. The family took its name from its ancestral home, Augustenborg Palace in Augustenborg, Denmark.
This is a list of the counts, dukes, grand dukes, and prime ministers of Oldenburg.
Christian August II, Duke of Schleswig-Holstein-Sonderburg-Augustenburg, commonly known as Christian, Duke of Augustenborg, was a Danish/German prince and statesman. During the 1850s and 1860s, he was a claimant to first duke of the whole provinces of Schleswig and Holstein, and a candidate to become king of Denmark following the death of King Frederick VII. He was the father-in-law of Princess Helena and the paternal grandfather of Augusta Victoria, German Empress and wife of Kaiser Wilhelm II.
Frederick Christian II, Duke of Schleswig-Holstein-Sonderburg-Augustenburg was a Danish prince and feudal magnate. He held the island of Als and some other castles in Schleswig.
The County of Oldenburg was a county of the Holy Roman Empire.
The Duchy of Holstein was the northernmost state of the Holy Roman Empire, located in the present German state of Schleswig-Holstein. It originated when King Christian I of Denmark had his County of Holstein-Rendsburg elevated to a duchy by Emperor Frederick III in 1474. Members of the Danish House of Oldenburg ruled Holstein – jointly with the Duchy of Schleswig – for its entire existence.
Friedrich August, Duke of Holstein-Oldenburg was the son of Christian August, regent of Holstein-Gottorp and his wife Margravine Albertine Friederike of Baden-Durlach.
The House and Merit Order of Duke Peter Frederick Louis or proper German Oldenburg House and Merit Order of Duke Peter Frederick Louis was a civil and military order of the Grand Duchy of Oldenburg, a member state of the German Empire. The order was founded by Grand Duke Augustus of Oldenburg on 27 November 1838, to honor his father, Peter Frederick Louis of Oldenburg. It became obsolete in 1918 after the abdication of the last grand duke.
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 1648 Glückstadt on the River Elbe.
The House Order of Albert the Bear was founded in 1836 as a joint House Order by three dukes of Anhalt from separate branches of the family: Henry, Duke of Anhalt-Köthen, Leopold IV, Duke of Anhalt-Dessau, and Alexander Karl, Duke of Anhalt-Bernburg.
The Treaty of Tsarskoye Selo also called (Mageskiftetraktakten) in Danish, was a territorial and dynastic treaty between the Russian Empire and Denmark–Norway. Signed on 1 June 1773, it transferred control of ducal Schleswig-Holstein to the Danish crown in return for Russian control of the County of Oldenburg and adjacent lands within the Holy Roman Empire. The treaty reduced the fragmentation of Danish territory and led to an alliance between Denmark–Norway and Russia that lasted into the Napoleonic Wars. It also made possible the construction of the Eider Canal, parts of which were later incorporated into the Kiel Canal.
