10th Cavalry Regiment Click to see full answer. Regarding this, who were the Buffalo Soldiers and what was their purpose?In 1866, six all-black cavalry and infantry regiments were created after Congress passed the Army Organization Act. Their main tasks were to help control the Native Americans of the Plains, capture cattle rustlers and thieves and protect settlers, stagecoaches, wagon trains and railroad crews along the Western front.One may also ask, when did the Buffalo Soldiers start and end? The Buffalo Soldiers were active between 1866 and 1951. The United States Congress declared the Buffalo Soldiers as peacetime regiments consisting of African Americans only and being part of the regular U.S. Army. Keeping this in consideration, who was the most famous Buffalo Soldier? Charles Young How many buffalo soldiers were there?As the National Museum of African American History and Culture records, an 1866 Act of Congress created six peacetime regiments of exclusively black soldiers. Later, these regiments were melded into four—two infantry and two cavalry—colloquially referred to as the Buffalo Soldiers.