Arc of Justice: A Saga of Race, Civil Rights, and Murder in the Jazz Age is a 2004 book by historian Kevin Boyle, published by Henry Holt.

[1] The book tells the account of Ossian Sweet, a young physician, who with his wife Gladys, move into their new home in an all white neighborhood of Detroit in 1925.

On the night of September 9, 1925 a large mob gathered outside the Sweets' new home in an attempt to intimidate the family into moving out.

The mob, quickly becoming several hundred people large that night, became violent and began throwing stones at the home shattering windows and causing damage.

The National Book Foundation awarded Arc of Justice it's 2004 book of the year award in the non-fiction category stating that Arc of Justice is "A history that is at once an intense courtroom drama, a moving biography, and an engrossing look at race in America in the early 20th century.