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Karl Alexander, 5th Prince of Thurn and Taxis

1770 – 1827

German prince

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About Karl Alexander, 5th Prince of Thurn and Taxis

Lived 1770 – 1827 (aged 57). Karl Alexander, 5th Prince of Thurn and Taxis was a German businessperson and politician.

Karl Alexander, 5th Prince of Thurn and Taxis, full German name: Karl Alexander Fürst von Thurn und Taxis (22 February 1770 – 15 July 1827) was the fifth Prince of Thurn and Taxis, head of the Thurn-und-Taxis Post, and Head of the Princely House of Thurn and Taxis from 13 November 1805 until his death on 15 July 1827. With the death of his father on 13 November 1805, he became nominal Generalpostmeister of the Imperial Reichspost until the resignation of Francis II, Holy Roman Emperor.

Early life Karl Alexander was born as the son of Karl Anselm, 4th Prince of Thurn and Taxis and his first wife, Duchess Auguste of Württemberg. He studied at the Universities of Strasbourg, Würzburg, and Mainz and then subsequently went on a European tour. In 1797, he was appointed successor to his ailing father's position as Prinzipalkommissar at the Perpetual Imperial Diet in Regensburg. Karl Alexander also worked for the Thurn and Taxis postal empire, operating during a decline due to the gradual loss of territory as a result of the Napoleonic Wars.

Marriage and family Karl Alexander married Duchess Therese of Mecklenburg-Strelitz, fourth eldest child and third eldest daughter of Charles II, Grand Duke of Mecklenburg and Princess Friederike of Hesse-Darmstadt, on 25 May 1789 in Neustrelitz, Mecklenburg-Strelitz. Karl Alexander and Therese had seven children:

Princess Charlotte Luise of Thurn and Taxis (24 March 1790 – 22 October 1790) Prince George Karl of Thurn and Taxis (26 March 1792 – 20 January 1795) Princess Maria Theresia of Thurn and Taxis (6 July 1794 – 18 August 1874), ancestress of Gloria, Princess of Thurn and Taxis Princess Luise Friederike of Thurn and Taxis (29 August 1798 – 1 December 1798) Princess Maria Sophia Dorothea of Thurn and Taxis (4 March 1800 – 20 December 1870) Maximilian Karl, 6th Prince of Thurn and Taxis (3 November 1802 – 10 November 1871) Prince Friedrich Wilhelm of Thurn and Taxis (29 January 1805 – 7 September 1825)

Continuation of the post

After the end of the Holy Roman Empire, the Thurn and Taxis postal system continued to survive as a private company. Since 1806, Karl Alexander headed a private postal company, the Thurn-und-Taxis Post. It existed first as a feud of some of the Confederation of the Rhine members, such as Baden, Bavaria, and Württemberg. Bavaria nationalised the postal system two years later. After the Congress of Vienna, Karl Alexander took over the Hessian and Thuringian postal services, as well as those in the Hanseatic League cities of Bremen, Hamburg, and Lübeck, and Schaffhausen. From 1820, the company began to prosper again, so Karl Alexander began to acquire large amounts of land holdings.

Acquisition of new land According to the Confederation of the Rhine Act, agreed upon between Napoleon I of France and the Confederation of the Rhine princes, the Principality of Thurn and Taxis lost its independence and was mediatised in 1806. Since then, the Princes of Thurn and Taxis and hence Karl Alexander, depending on the territory, were subjects of either the King of Württemberg, or the Princes of Hohenzollern-Sigmaringen. In return, the House of Thurn and Taxis received the Imperial Abbey of St. Emmeram and associated territories in Regensburg. Karl Alexander also received as the family head of the House of Thurn and Taxis, Prussian possessions in the Grand Duchy of Poland. In 1822/23, he bought from the Count Kinsky and others the Burg Reichenburg in Liberec Bohemia.

Ancestry

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Important facts

Birth century
Nationality
Education
University of Strasbourg, University of Würzburg, Johannes Gutenberg University Mainz
Positions held
Prince of the Holy Roman Empire
Awards
Knight of the Order of the Golden Fleece

Family & relationships

Spouse
Duchess Therese of Mecklenburg-Strelitz
Child
Maximilian Karl, 6th Prince of Thurn and Taxis
Child
Princess Maria Sophia of Thurn and Taxis
Child
Princess Maria Theresia of Thurn and Taxis (1794–1874)
Parent
Duchess Auguste of Württemberg
Parent
Karl Anselm, 4th Prince of Thurn and Taxis

People in Karl Alexander, 5th Prince of Thurn and Taxis's life

Named in this biography and alive at the same time

Contemporaries

People whose lives overlapped Karl Alexander, 5th Prince of Thurn and Taxis's

Frequently asked questions

Who was Karl Alexander, 5th Prince of Thurn and Taxis?

German prince

When was Karl Alexander, 5th Prince of Thurn and Taxis born?

Karl Alexander, 5th Prince of Thurn and Taxis was born on 22 February 1770 in Regensburg.

When did Karl Alexander, 5th Prince of Thurn and Taxis die?

Karl Alexander, 5th Prince of Thurn and Taxis died on 15 July 1827 in Dischingen.

What was Karl Alexander, 5th Prince of Thurn and Taxis's occupation?

Karl Alexander, 5th Prince of Thurn and Taxis was a businessperson and politician.

What nationality was Karl Alexander, 5th Prince of Thurn and Taxis?

Karl Alexander, 5th Prince of Thurn and Taxis was German.

Sources & further reading

· Wikipedia: Karl Alexander, 5th Prince of Thurn and Taxis

· Wikidata: Q71678

· DBpedia: Karl Alexander, 5th Prince of Thurn and Taxis

Cite this page

APA: Biography.guide. (2026). Karl Alexander, 5th Prince of Thurn and Taxis. https://biography.guide/karl-alexander-5th-prince-of-thurn-and-taxis/

MLA: "Karl Alexander, 5th Prince of Thurn and Taxis." Biography.guide, https://biography.guide/karl-alexander-5th-prince-of-thurn-and-taxis/.

Chicago: "Karl Alexander, 5th Prince of Thurn and Taxis." Biography.guide. https://biography.guide/karl-alexander-5th-prince-of-thurn-and-taxis/.

Data last updated: 2026-09-20 · Spot an error? Report a correction.

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