Answer:
Because Harlem received many African Americans during the Great Migration, and eventually they turned the New York neighborhood into the epicenter of black intellectual, social, and artistic expression.
Step-by-step explanation:
Harlem, a neighborhood in New York City, was one of the most sought destinations of the thousands of African Americans that relocated while escaping from the Jim Crow South during the Great Migration. There, African Americans developed what became known as the Harlem Renaissance.