Short Answer 
The Racial Purity laws in Nazi Germany aimed to preserve the Aryan race’s supposed purity by prohibiting marriages between Aryans and Jews, enforced through the 1935 “Law for the Protection of German Blood and German Honor.” Part of the broader Nuremberg Laws, these policies institutionalized racism, leading to significant discrimination and civil rights erosion for Jewish individuals.
Step 1: Understanding the Background
The Racial Purity laws were enacted in Nazi Germany to maintain the supposed purity of the Aryan race. These laws were deeply rooted in the Nazi ideology which aimed to categorize individuals based on racial identity. Specifically targeting Jewish individuals, these laws created a legal framework for discrimination and segregation.
Step 2: Prohibition of Marriages
One of the most significant aspects of the Racial Purity laws was the prohibition of marriages between Germans, specifically those considered Aryans, and Jewish people. This was enforced by the ‘Law for the Protection of German Blood and German Honor’, established in 1935. It aimed to prevent any mixing of blood between the Aryan race and Jews, showcasing the regime’s extreme racial policies.
Step 3: Impact of the Nuremberg Laws
The Racial Purity laws were part of a broader set of policies known as the Nuremberg Laws, which sought to institutionalize racism in German society. The impact of these laws was profound, leading to widespread discrimination, social alienation, and paving the way for more severe acts against Jewish people. They represented a critical step in the erosion of civil rights for Jews in Nazi Germany.