filled the position of first lady and her influence on the presidency from arthur washington to mo shell obama, send -- two michelle obama. as a comp limit to the series, c-span's new book --" first ladies." it provides lively stories of fascinating women and creating an illuminating and entertaining and inspiring read. it's now available as a hardcover or an e-book through your favorite bookstore or online bookseller. >> we take you live now to the university of virginia in charlottesville. today is an all-day conference on the end of the civil war. historians will talk about the surrender of the confederate armies, the assassination of resident abraham lincoln the postwar political and cultural environments in the north and south as well as the meaning of the war for african-americans. it's getting under way now and we have covered all day right here live on american history tv on c-span three. >> jerry gallagher and elizabeth braun, their work in organizing this