Through their collaborative efforts, the Rothschilds rose to prominence in a variety of banking endeavours, including loans, government bonds and trading in bullion.
Their financing afforded investment opportunities, and during the 19th century, they became major stakeholders in large-scale mining and rail transport ventures that were fundamental to the rapidly expanding industrial economies of Europe.
In 1822, the five Rothschild brothers at the head of the family's banks in various parts of Europe were each granted the hereditary title of Freiherr (baron) in the Austrian nobility by Emperor Francis I of Austria.
While other Rothschilds had escaped the Nazis, Baron Louis was imprisoned for a year and only released after a substantial ransom was paid by his family.
Further, in 2001, files involving more than 40,000 papers taken from the Rothschild family in Vienna by the Nazis, were voluntarily returned by the Russian government to them from the State Military Archive in Moscow.
It is the story of a fairytale rise .. to the largest bank of the Habsburg monarchy and a tragic decline in the economic turmoil of the interwar period and in the robbery of the National Socialists".
In Austria-Hungary, the acquisition of property by branch founder Salomon Mayer Rothschild was especially significant because at the time Jews were barred from the purchase of real estate, except in designated areas.