Assassination, the taking of a person's life by surprise attack. The term is generally used to refer to the murder of a public figure. See more »

American Historical Association, an organization of professional historians and others interested in promoting historical studies and the collection and preservation of historical manuscripts. See more »

Black Friday, a term applied in Great Britain and the United States to several Fridays on which panics or crises occurred. See more »

Exploration, a search that enlarges knowledge of the world, the solar system, or the universe. See more »

Golden Age, a time in the history of a nation or people when the level of achievement is unusually high. See more »

National Historic Landmark, a place or item whose historic significance has received official recognition from the U.S. See more »

Regicide, a person who kills a king. The most famous English regicides were the men who in 1649, under the leadership of Oliver Cromwell, tried King Charles I of England and sentenced him to death. See more »

Time Capsule, a container, storing historical documents and objects, that is to be opened at some future date. See more »

Treasure Hunting, searching for lost or hidden riches, especially jewels and gold or silver in the form of coins, bullion, ornaments, candlesticks, utensils, or other objects. See more »