When World War I began, it seemed unlikely that a unit such as the Harlem Hellfighters would ever be formed. Given their nickname by their German foes who admired their bravery, the Harlem Hellfighters were members of the 369th, an all-black regiment. The 369th played key roles in critical battles and helped secure an Allied victory. Infographics, sidebars, and fact boxes bring the experiences of these brave military men to life.