•
Austro-Prussian War(Cambridge, 1996), based on his doctoral dissertation, was History Book Club and Military Book Club main selection. •
Warfare and Society in Europe, 1792-1914 (Routledge, 2000) is a standard university text. •
The Franco-Prussian War: The German Conquest of France in 1870-1871 (Cambridge University Press, 2003) was the main selection of the History Book Club and Military Book Club and received a best non-fiction mention from
Publishers Weekly, Nov. 2003. • ''Quicksand: America's Pursuit of Power in the Middle East'', Penguin Press, 2010. •
A Mad Catastrophe: The Outbreak of World War I and the Collapse of the Habsburg Empire, Basic Books, 2014. •
Sons of Freedom: The Forgotten American Soldiers Who Defeated Germany in World War I, 2018. •
The Vietnam War: A Military History, 2024 He has also served on the editorial teams for over twenty volumes, including
The Cambridge Military Histories, which he co-edits with Oxford's
Hew Strachan. ==Citations==