You may want to look at Redlining which for example controlled who got mortgages or not based on race.<p><a href="https:&#x2F;&#x2F;en.wikipedia.org&#x2F;wiki&#x2F;Redlining" rel="nofollow">https:&#x2F;&#x2F;en.wikipedia.org&#x2F;wiki&#x2F;Redlining</a><p>&gt; In the United States, redlining is the practice of denying services, either directly or through selectively raising prices, to residents of certain areas based on the racial or ethnic makeups of those areas. While some of the most famous examples of redlining regard denying financial services such as banking or insurance,[2] other services such as health care [3] or even supermarkets,[4] can be denied to residents to carry out redlining.[5]