Plessy vs Ferguson is the one I think. Research it on wiki to confirm.
The answer is Mercantilism
The most important city in the Islamic religion is Mecca. ... The city is still the most important city in Islam today. When Muslims pray each day they pray toward the city of Mecca. Also, each Muslim, if able, is required to make a pilgrimage (called the Hajj) to Mecca at least once in their life.
It may be affecting some people