Top Secret Files

World War I was a brutal war that left more than 9 million dead. Millions more were wounded and lost their homes. The two sides-the Allied Powers and Central Powers-cut secret deals to get countries to join their side. They unleashed secret weapons, employed spies, and relied on the element of surprise itself to wage terrible battles. Secrets of World War I reveals little-known stories of the people, weapons, and battles that have affected the maps on our walls and the allegiances in our hearts.

World War II was the most destructive war in history. Millions upon millions of people died, including innocent civilians. Both sides-the Allies and Axis Powers-pursued secret plans, tactics, and weapons to destroy each other resulting in horrors on a scale never before seen. Secrets of World War II reveals little-known stories of the people, weapons, and battles that have affected the maps on our walls and the allegiances in our hearts.

The American Revolution was a war that allowed the birth of a new country. Secrets of the American Revolution reveals little-known stories of the people, weapons, and battles that have affected the maps on our walls and the allegiances in our hearts.

The U.S. Civil War was a war that changed the face, body, and heart of the United States forever. Secrets of the U.S. Civil War reveals little-known stories of the people, weapons, and battles that have affected the maps on our walls and the allegiances in our hearts.