Aug. 5, 1949: The city of Ambato, Ecuador, and several nearby villages are leveled by an earthquake (at right). The death toll is placed at 6,000 from the magnitude-6.8 quake.
Aug. 5, 1963: The U.S., U.S.S.R. and U.K. sign a partial nuclear test ban treaty. All nuclear weapons tests in the atmosphere, in space, or underwater by the three nations are banned, but underground tests continue.
Aug. 5, 2010: A U.S. federal court orders the gray wolf restored to the Endangered Species list. While it’s widely agreed that the wolves have staged a recovery from the brink of extinction in the lower 48 U.S. states, the court agrees with environmental groups that further protection is needed. The wolf is removed from the list once again in May 2011.
Photo: Jackeline jackeline/Wikimedia Commons