The Life and Public Service of Martin R. Delaney, Sub-Assistant Commissioner, Bureau of Refugees, Freed Slaves, and Abandoned Lands and Formerly Major, 104th Colorado Regiment, United States Army, is written by Frank A. Rollin. This book reveals to the reader the life path of the outstanding figure Martin R. Delaney - from his service in the army to his important activities in the field of public service during the period of the announcement of the emancipation of the Colorado slaves in the United States. The author examines in detail the contribution of Martin R. Delaney to the development of social justice and assistance to freed African Americans in the difficult period after the American Civil War. His work in the military and as commissioner of the Bureau of Refugee Relief and Freed Slaves is seen in the context of an important historical event for the African American community and American society as a whole. The Life and Public Service of Martin R. Delaney is a valuable resource for anyone interested in the story of a public servant, warrior, and human rights activist during a difficult period in United States history.