Who gave the unit their nickname, “Hellfighters” and for what reason?

infantry regiment  

One of the few black combat regiments in World War I, they'd earned the prestigious Croix de Guerre from the French army under which they'd served for six months of “brave and bitter fighting.” Their nickname they'd received from their German foes: “Hellfighters,” the Harlem Hellfighters.

deseasie in europe              

i do believe its (d) it allowed the government to offer pioneers sixty acres of western land if they lived on it and made improvements to it.

explanation: signed into law in may 1862, the homestead act opened up settlement in the western united states, allowing any american, including freed slaves, to put in a claim for up to 160 free acres of federal land. by the end of the civil war, 15,000 homestead claims had been established, and more followed in the postwar years