An iron sight is a system of aligned markers used to assist the eye in making alignments or directional observations when one is aiming a firearm or crossbow. Unlike scopes, iron sights do not make use of lenses. They are instead typically composed of two component sights: the front sight, which is a post, bead, or ring, and the rear sight, which is either open (a notch) or closed (an aperture). On many firearms, the rear sight is adjustable to account for what factors?
Back in the day
In 1581, several years after the seven northern Netherlands provinces of Holland, Zeeland, Utrecht, Gelderland, Overijssel, Friesland, and Groningen formed the Union of Utrecht, they declared independence from Spain. Decades of conflict followed. When the Peace of Westphalia ending the Thirty Years' War was reached in 1648, it included the Peace of Münster, a treaty between Spain and the United Netherlands that ended the Dutch Revolt. Where can an original copy of the Peace of Münster be found?
Born on a day like today
Redgrave is a British actress noted for her versatility and elegant presence. The daughter of actor Michael Redgrave, she made her London stage debut in 1958 and won praise as Rosalind in As You Like It. She went on to become a powerful film actress, earning critical acclaim for her performances in films such as Blow-Up and Julia, for which she won an Oscar. She has also earned Emmy, Tony, Cannes, Golden Globe, and Screen Actors Guild awards but declined what honor in 1999?