Adolf Hitler and many leading Nazis promoted a narrow Northern European ideal of the so-called ‘Aryan’ even though physical features like blond hair or great height were not universal among party leaders. Under Nazi rule, supposed racial descent mattered more than appearance: from 1935 Germans were required to provide an Ariernachweis — a certificate proving no Jewish or Romani ancestors for at least three generations. Civil servants, doctors and lawyers faced similar scrutiny from 1933, and many applicants undertook lengthy genealogical research before submitting records to the Reich Office for Genealogical Research.
The regime declared Germans the ‘master race’ and cast Jews as an ‘inferior race’, excluding them from public life and ultimately carrying out mass murder. Antisemitic propaganda portrayed Jews as a global threat; organs such as the tabloid Der Stürmer published crude caricatures and tropes, while racial doctrine was taught in schools and displayed in public exhibitions to normalize persecution.
‘ Aryan’ traits were equated by Nazi ideology with Nordic and Scandinavian populations. Programs like Lebensborn, run by Heinrich Himmler and the SS, sought to identify and promote children who matched the regime’s racial ideal; in occupied areas, some children deemed suitably ‘Nordic’ were taken to Lebensborn homes for Germanization. The term ‘Aryanization’ was also used to describe the forced transfer of Jewish businesses and property to non-Jewish owners.
Historically the word ‘Aryan’ did not mean a biological Northern European race. It appears as arya in ancient inscriptions — for example, the Persian king Darius I uses it in his tomb inscription at Naqsh-e Rostam — and in Sanskrit texts from India, where it conveyed meanings like ‘noble’ or ‘honorable’ and served as a self-designation for peoples of Iran and northern India. Later linguistic scholarship grouped Persian, Sanskrit and many European languages within the Indo-European family; in that context ‘Aryan’ was a cultural or linguistic label, not a scientific racial category.
The racialized meaning developed in the 19th century. Writers such as Joseph Arthur de Gobineau recast history into a hierarchy of ‘races’ and celebrated a supposed white ‘Aryan’ stock while warning against ‘racial mixing’. Houston Stewart Chamberlain further popularized and nationalized these ideas at the end of the century, praising a Germanic ‘race’ and portraying cultural and moral traits as inherited. Chamberlain’s work influenced conservative and nationalist elites and found an admirer in Hitler; his ideas are cited in Mein Kampf and helped shape Nazi racial policies.
Modern genetics and anthropology show that human variation does not map onto the rigid biological races the Nazis asserted. The Nazi appropriation of ‘Aryan’ was a politicized and pseudoscientific distortion of linguistic and historical terms, used to legitimize exclusion and genocide. That misused meaning endures among some racist movements, but it is unsupported by the historical record and by contemporary science.
This article was originally written in German.