Retribution: The Soviet Reconquest of Central Ukraine, 1943

The Ottoman Empire: 1300-1600

Collision of Empires: The War on the Eastern Front in 1914

Putin’s People: How the KGB Took Back Russia and then Took on the West

Germany Ascendant: The Eastern Front 1915

Easy Company Soldier: The Legendary Battles of a Sergeant from World War II's "Band of Brothers"

In Europe's Shadow: Two Cold Wars and a Thirty-Year Journey Through Romania and Beyond

Meat Grinder: The Battles for the Rzhev Salient, 1942–43

Stalin's War: A New History of World War II

The Reckoning: The Defeat of Army Group South, 1944

The Eastern Front: A History of the First World War

Centuries Will Not Suffice: A History of the Lithuanian Holocaust

The Last Crusade: The Epic Voyages of Vasco da Gama

On a Knife's Edge: The Ukraine, November 1942–March 1943

The Gates of Europe: A History of Ukraine

Hero City: Leningrad 1943–44

Croatia: A Nation Forged in War; Third Edition

Battleground Prussia: The Assault on Germany's Eastern Front 1944–45

The Splintered Empires: The Eastern Front 1917–21

UKRAINE The Forging of a Nation