Ferdinand Karl of Austria (Vienna

Vienna

Vienna is the capital and largest city of the Republic of Austria and one of the nine states of Austria. Vienna is Austria's primary city, with a population of about 1.723 million , and is by far the largest city in Austria, as well as its cultural, economic, and political centre...

, December 27, 1868 – Munich

Munich

Munich The city's motto is "" . Before 2006, it was "Weltstadt mit Herz" . Its native name, , is derived from the Old High German Munichen, meaning "by the monks' place". The city's name derives from the monks of the Benedictine order who founded the city; hence the monk depicted on the city's coat...

, March 12, 1915)

He was the third son of Archduke Archduke Charles Louis of Austria and Princess Maria Annunciata of Bourbon-Two Sicilies. Archduke Franz Ferdinand of Austria

Archduke Franz Ferdinand of Austria

Franz Ferdinand was an Archduke of Austria-Este, Austro-Hungarian and Royal Prince of Hungary and of Bohemia, and from 1889 until his death, heir presumptive to the Austro-Hungarian throne. His assassination in Sarajevo precipitated Austria-Hungary's declaration of war against Serbia...

, who was murdered in Sarajevo

Sarajevo

Sarajevo |Bosnia]], surrounded by the Dinaric Alps and situated along the Miljacka River in the heart of Southeastern Europe and the Balkans....

 on June 28, 1914, an event leading to World War I

World War I

World War I , which was predominantly called the World War or the Great War from its occurrence until 1939, and the First World War or World War I thereafter, was a major war centred in Europe that began on 28 July 1914 and lasted until 11 November 1918...

, was his elder brother.

As his brother, he concluded in 1909 a Morganatic marriage

Morganatic marriage

In the context of European royalty, a morganatic marriage is a marriage between people of unequal social rank, which prevents the passage of the husband's titles and privileges to the wife and any children born of the marriage...

 with Bertha Czuber (1879–1979). They had no children.

In 1911 he was expelled from the house of Habsburg by Emperor Franz Joseph

Franz Joseph I of Austria

Franz Joseph I or Francis Joseph I was Emperor of Austria, King of Bohemia, King of Croatia, Apostolic King of Hungary, King of Galicia and Lodomeria and Grand Duke of Cracow from 1848 until his death in 1916.In the December of 1848, Emperor Ferdinand I of Austria abdicated the throne as part of...

. Hereafter, Ferdinand named himself Ferdinand Burg and lived in Tyrol

County of Tyrol

The County of Tyrol, Princely County from 1504, was a State of the Holy Roman Empire, from 1814 a province of the Austrian Empire and from 1867 a Cisleithanian crown land of Austria-Hungary...

.

By then Ferdinand Karl was affected by tuberculosis

Tuberculosis

Tuberculosis, MTB, or TB is a common, and in many cases lethal, infectious disease caused by various strains of mycobacteria, usually Mycobacterium tuberculosis. Tuberculosis usually attacks the lungs but can also affect other parts of the body...

, of which he died in 1915.