Breadcrumb Home History HY 223 HY 223: United States History Since 1877 Download as PDF Program History Lecture Hours 3 Credits 3 ACTS Equivalent Course Number HIST 2123 United States History Since 1877, HY 223 (HIST 2123), is a general survey of the history of the United States from the end of the Civil War to the present. Previous experience in the course U.S. History to 1877 would be helpful, but not required.