Almanac of American Military History: [4 volumes]

The Second World War

The Encyclopedia of the Wars of the Early American Republic, 1783–1812: A Political, Social, and Military History [3 volumes]

The Silk Roads: A New History of the World

Modern Conflict in the Greater Middle East: A Country-by-Country Guide

Chip War: The Fight for the World's Most Critical Technology

The Encyclopedia of the Mexican-American War: A Political, Social, and Military History [3 volumes]

Midnight in Chernobyl: The Untold Story of the World's Greatest Nuclear Disaster

D-Day: The Essential Reference Guide

A World Undone

The Encyclopedia of Middle East Wars: The United States in the Persian Gulf, Afghanistan, and Iraq Conflicts [5 volumes]

Collapse: How Societies Choose to Fail or Survive

The Encyclopedia of the Cold War: 5 volumes [5 volumes]

Less is More: How Degrowth Will Save the World

Pearl Harbor: The Essential Reference Guide

A History of the World in Twelve Maps

American Civil War: The Definitive Encyclopedia and Document Collection [6 volumes]

Somme Mud

The Encyclopedia of the Spanish-American and Philippine-American Wars: A Political, Social, and Military History [3 volumes]

The March of Folly: From Troy to Vietnam