To what extent the adoption of the 13th 14th and 15th amendments to the u. s. constitution impact the freedom and equality of african americans

d. it adversely affected american productivity

united states reinforcements contributed greatly to three allied victories in france at: cantigny (first major american battle), argonne (the largest in the united states military history, involving 1.2 million american soldiers), and château-thierry (one of the first actions under general pershing).