They only allowed blacks to buy houses in certain areas.
Idk that one let me look it up
Answer:
Population growth and diversity.
Explanation:
In an area with multiple enthic groups and people, socilization and growth leads to others exploring new cultures and learning about them and sharing them. This could also lead to new cultures being forged from two original cultures.
It was a good one in fact, They were good allies in WWII despite one being capitalist (USA) and the other communist (USSR). Their relationships weakened after WWII.
Really harsh. They suffered through a lot of hardship and pain throughout the years through many suffereings such as being killed and tortured and died rights.