Hiroshima: The end of World War 2 came about after the cities of Nagasaki and Hiroshima in Japan, became the first to suffer the devastating effects of humankind's newest weapon - the atomic bomb. On August 6, 1945, a B29 bomber named Enola Gay delivered the fatal blow to the Japanese city of Hiroshima, killing 70,000 outright, and many more over time. While Japan was trying to comprehend what had happened, the US struck again, three days later. This time their target was Nagasaki. On the 14th August, the Japanese were forced to agree to the Allies terms of surrender. Rwanda Genocide: Genocide on a scale not seen since the Second World War is what set apart the tribal violence in Rwanda from most other civil wars in Third World countries. The death of their president on April 6, 1994 in a suspicious plane crash sparked tensions already in existence for decades between Hutus and minority Tutsis, and as a result some 800,000 people were massacred in the streets. Dewey: 909.82 WHE.