Aug 21 1986 1,700 people are killed in Cameroon when Lake Nyos emits a huge cloud of fast-moving fog, quickly enveloping the villages of Nyos, Kam, Cha, and Subum. The lethal mist, consisting mainly of carbon dioxide and water vapor, displaces the oxygen in the low-lying zones, killing thousands of cattle and even more birds and wild animals. One eyewitness later describes the landscape as being "littered with human remains and animal carcasses."
Apr 29 1945 With Allied forces closing in on Berlin, Adolf Hitler marries Eva Braun in their fortified bunker. They kill themselves the following day.
Apr 29 1992 Rioting erupts in Los Angeles after Rodney King's assailants are acquitted by a jury. The looting and destruction begins in South Central L.A. and quickly radiates outward. By the time things are under control, 51 are dead and the city has sustained $1.5 billion in property damage. Civil disorder manages to spread to other North American cities, through the influence of live TV coverage.
Apr 29 1996 Search and rescue teams begin dragging Maryland's muddy Wicomico River after former CIA director William Colby is reported missing. They soon discover his partially-submerged canoe underneath a boat dock, but his body isn't located until it rises to the surface a week later.