They came by the hundreds of thousands — from Alabama, Georgia, Mississippi, from communities where Jim Crow was not merely law but daily negotiation with violence. The ones who changed the world came to Harlem. Between the end of World War One and the Great Depression, that neighborhood in upper Manhattan became the capital of Black America and the birthplace of a cultural revolution no one had planned.

David Marcus Wheeler traces the full Harlem Renaissance arc: the Great Migration's six million people from boll-weevil fields to 125th Street rent parties; the 369th Infantry "Harlem Hellfighters," who served 191 consecutive combat days and came home to the Red Summer riots of 1919; Langston Hughes and Alain Locke's 1925 anthology The New Negro; Ellington's Cotton Club orchestra; and Marcus Garvey packing Madison Square Garden with 25,000 delegates in 1920 — before his deportation ended the UNIA's mass movement.

Inside this Harlem Renaissance history:

• The Great Migration — the Chicago Defender smuggled south, the boll weevil's agricultural catastrophe, chain networks that moved six million people north (Chapter 1)
• The Red Summer of 1919 — thirteen days of Chicago riots, 38 dead, 1,000 families burned out; Claude McKay's "If We Must Die" written in the immediate aftermath (Chapter 4)
• Hughes and Hurston — the poet of Black America and the anthropologist-novelist who collected Florida folklore; their creative peaks and rupture with Locke (Chapters 5-6)
• Jazz, Blues, and performance — Ellington's Cotton Club, Bessie Smith, the Savoy Ballroom's Lindy Hop, and the appropriation debate (Chapters 9-10, 12)
• Garvey versus Du Bois — Black nationalism against integrationism; the most consequential ideological divide in Black political history (Chapters 14-15)
• A. Philip Randolph and labor — the Brotherhood of Sleeping Car Porters, twelve years of organizing, the first Black union contract with a major corporation (Chapter 16)
• The Depression's reckoning — what the crash took away and how the Renaissance's legacy shaped the civil rights era (Chapters 21-24)

In 1920, declaring that Black culture had value and Black people were fully human was radical. The art and politics of the Harlem Renaissance carried those declarations into the mainstream — and transformed American culture permanently.

For readers of Isabel Wilkerson's THE WARMTH OF OTHER SUNS and David Levering Lewis's WHEN HARLEM WAS IN VOGUE.