What are poor areas that house people from similar cultures called?

Slum is the correct answer.

Explanation:

A highly populated urban residential area which consists of packed houses and incomplete the infrastructure is known as slums. Mostly impoverished persons inhabit the slums. They are of all sizes. Most of the slums lack sanitation services, clean water, law, electricity, law enforcement, and other basic amenities. They can contain shanties or can have poorly built houses. The slums developed during the 18th and 20th centuries in Europe and the US. According to a recent UN-Habitat report around 33 percent.

european feudalism was a combination of legal and military customs in medieval europe that flourished between the 9th and 15th centuries. broadly defined, it was a way of structuring society around relationships derived from the holding of land in exchange for service or labour.

japanese feudalism. the era of feudalism in japan took place from the 12th through 19th centuries. during that period local rulers, either powerful families or military warlords, dominated the land, while the emperor was merely a figurehead and not a significant political presence.