> HOAs exist as a way to enforce racial segregation

How do HOAs enforce racial segregation in monoethnic countries?

"HOAs are most frequently found in the United States, Japan, Canada, Australia, and the Philippines, and to some extent in other countries, such as New Zealand, Israel, Mauritius, South Africa, most of the countries of the European Union, such as Denmark, France, Germany, Spain, the Netherlands, Ireland, Austria, Poland, Hungary, Bulgaria, Greece, Sweden, Belgium, Croatia, the Czech Republic, Latvia, Lithuania, Cyprus, Luxembourg, Estonia, Slovakia and Slovenia, and some of the Latin American countries, such as Chile, Argentina, Brazil and Mexico."

https://en.wikipedia.org/wiki/Homeowner_association

The U.S., Canada, South Africa, Australia, and Brazil are not mono-ethnic countries.