The Lavender Scare: The History of the Federal Government’s Persecution of the Gay Community in the 20th Century

The Columbian Exchange: A Captivating Guide to the Transatlantic Transfer of People, Plants, Animals, Ideas, Resources, and More Between the Americas and Europe

Operation Mockingbird: The Controversial History of the CIA’s Efforts to Manipulate American Media Outlets

Evolutionary History: A Captivating Guide to the Theory of Evolution, Evolutionary History, and Human Evolution

The Milgram Experiment: The History and Legacy of the Controversial Social Psychology Experiment

Project MK-Ultra: The History of the CIA’s Controversial Human Experimentation Program

The Progressive Era: A Captivating Guide to a Period in American History Filled with Political Reforms and Social Activism

Kosmos 954 and Operation Morning Light: The History of Efforts to Contain Radioactive Debris Spread across Canada by a Soviet Satellite

Alaska Natives: A Captivating Guide to the History of the Indigenous Peoples of Alaska

History of Alaska: A Captivating Guide to Historical Events and Facts You Should Know About Alaskan History

Alaskan History: A Captivating Guide to Alaska's Past and the Story of Its Native Peoples

Homo Sapiens: A Captivating Guide to the History of Humans and Human Evolution

The Denisovans: A Captivating Guide to the Extinct Cousins of Neanderthals Who Lived Across Asia during the Paleolithic Period

The Battle of Hürtgen Forest: The History of the Longest Battle Fought in Germany during World War II

Sacco and Vanzetti: The History of 20th Century America's Most Controversial Case

The Internment of Japanese Americans during World War II: The History of the Controversial Decision to Relocate Citizens Across the West Coast

The Battle of Leyte Gulf: The History and Legacy of World War II's Largest Naval Battle

History of West Africa: A Captivating Guide to West African History, Starting from Ancient Civilizations through the Medieval Period to the Present

The Robertson Panel: The History and Legacy of the Secret Government Committee that Investigated UFO Sightings in America

The Kingdom of Hawai’i: The History of the Hawaiian State Before It Was Annexed by America