<DIV> “With the publication of <i>Racial Borders </i>Leiker has established himself as a leading authority on African American military history. This is a fine example of new social history and should be widely read.”—<i>Journal of America's Military Past </i><br><br>  <br><br> <p style="margin: 0.0px 0.0px 0.0px 0.0px; line-height: 9.6px; font: 9.5px Adobe Garamond Pro; color: #221e1f">“. . . presents a nuanced approach to understanding this border area . . . helps the reader to understand the reactions of the many groups in the area to the presence of the United States Army and its four African American units.”—<i>Journal of American History </i></DIV>