On April 2, 1917, Woodrow Wilson thrust the United States into World War I by declaring, "The world must be made safe for democracy." For the 380,000 African American soldiers who fought and labored in the global conflict, these words carried life or death meaning. Relating stories bridging the war and postwar years, spanning the streets of Chicago and the streets of Harlem, from the battlefields of the American South to the battlefields of the Western Front, Chad L. Williams reveals the central role of African American soldiers in World War I and how they, along with race activists.