Introduction--Don J. Wyatt * Fathoming Consort Xian: Negotiated Power in the Liang, Chen, and Sui Dynasties--Sherry J. Mou * Frontier Defense and Provincial Autonomy in Late Tang: The Case of the Lulong Army--David A. Graff * The Great Ditch of China and the Song-Liao Border--Peter Lorge * In Pursuit of the Great Peace: Wang Dan and the Early Song Evasion of the “Just War” Doctrine--Don J. Wyatt * Hidden Time, Hidden Space: Crossing Borders with Occult Ritual in the Song Military--M. A. Butler * Frustrated Empires: The Song – Tangut Xia War of 1037–1044--Michael C. McGrath * “Treacherous Factions”: Shifting Frontier Alliances in the Breakdown of Sino-Vietnamese Relations on the Eve of the 1075 Border War--James A. Anderson * From Battlefields to Counties: War, Border, and State Power in Southern Song Huainan--Ruth Mostern * People in the Middle: Uyghurs in the Northwest Frontier Zone--Michael C. Brose