The American Civil War was the first major conflict that was photographed extensively, bringing shocking and often horrific images to the front pages and into people's living rooms. Photography was extremely popular in the US at the time, and many photographers did not hold back from snapping even the most graphic of post-battle images to illustrate the horrors of war. Original captions were often scrawled below or on the backs of photos - you can read a few here in quotes.
Several of the images in this gallery are graphic in nature and may be disturbing.
Clemente was an exceptional baseball player whose career sheds light on larger issues of immigration, civil rights and cultural change.
A new religion called spiritualism affected the nation in the era of Abraham Lincoln, P. T. Barnum and Frederick Douglass.
Ten years after American troops arrived in South Vietnam, communists seized Saigon in an attack that brought the war to a startling conclusion.
Explore how Orson Welles' genius use of the new medium of radio struck fear into an already anxious nation.
Accused by a janitor, a respected Harvard professor was hanged for the murder of Dr. George Parkman, one of Boston's richest citizens, in 1849.
in 1931, Grace Hubbard Fortescue received a one-hour sentence for murdering a local Hawaiian accused of raping her daughter.
The country's oldest beauty contest has become a battleground and a barometer for the position of women in society.
The internationally famous carnival of delights in New York was the birthplace of the hot dog and the roller coaster.