Anne Frank's diary wouldn't have been made public if it weren't for her father Otto. Of everyone who hid alongside Anne, her father was the only one to survive.
The Korean War isn't as talked about as others in U.S. history, but it had a huge impact on modern life. Here's the agency that found early success in that war.
When the smoke of the Korean War had cleared, 40,000 Americans had died; another 100,000 were injured in the conflict. The Korean Peninsula was split in two.
WWI saw countless women picking up arms, working as spies, and entering the workplace and the laboratory. It was the complete opposite of what society expected.
While enlisted men and officers are often captured while wars rage, it is almost unheard of for such a high-ranking officer to become a prisoner of war.
The Wars of the Roses were a three-decades-long fight between branches of one family (Yorks, Lancasters, and Tudors) over who should sit on England's throne.
One bit of trivia that is often overlooked in these discussions is the name of the last person to die directly in a war -- the last fatality in the conflict.
A tree almost restarted the Korean war and caused tensions between the two Koreas and the United States to come to a head -- over a tree, and an axe murder.
Victorian ideals of morality and decency ran rampant at the time of the American Civil War, but this did not stop several women from fighting as soldiers.
Several famous people grew up hearing of their relatives' persecution by the Nazis. Here are some celebrities with family members who survived the Holocaust.
The Cold War had a generations-long impact on the residents of Berlin after World War II. Here's what it was like living in Berlin during the Cold War.
The Vietnam War has become known for the brutal battles fought, with thousands of U.S. soldiers' lives lost. Medics worked alongside troops, saving lives.
Cashier's fellow soldiers did not know that he was born Jennie Hodgers in a small fishing village 40 miles north of Dublin, Ireland, on Christmas Day 1843.
The 19th-century photographer Mathew Brady, who went from taking portraits of the rich and famous to taking death portraits on Civil War battlefields, is known for depicting the cost of war. The truth of Civil War photographer Mathew Brady is he funded the photojournalism himself and went into debt.
The U.S. Army deployed around 600 carrier pigeons, according to the World War I Centennial Commission, and one stood out as heroic. The pigeon's name was Cher Ami -- French for "dear friend."