The Harlem renaissance was a cultural movement that spanned the 1920s. During the time, it was known as the new negro movement named after the 1925 anthology by Alain Locke. The movement also included the new African american cultural expressions across the urban areas in the northeast and Midwest united states affected by the great migration. Though it was centered in the Harlem neighborhood of the borough of Manhattan in new York city in addition many from francophone black writers from Africa and Caribbean colonies.
Rapid change in society.
There is a little in our day-to-day lives that changes exponentially, we tend to think a linear mindset. The sun rises and the sun sets. This period of accelerating change we're now witnessing can and has to put a strain on individuals and the entire societies.
The 1926 publication of Ernest Hemingway popularized the term, was Hemingway used it as an epigraph. The novel serves to epitomize the post-war expatriate generation. This term originated with Gertrude stein after being unimpressed by the skills of a young car mechanic. The generation that come or age during world war 1.