Another important Otto was Otto Frank (1889-1980), the father of Anne Frank. Otto is one of those quintessential German masculine names (others that come to mind: Karl, Ludwig, Franz, Claus, Johann, Leopold, Sigmund and Wolfgang). Today the name Otto is most commonly used in Finland but itâs also a Top 100 choice in Sweden. It appears to have fallen out of fashion in Germany, though.
Trinity was the code name of the first detonation of a nuclear weapon, conducted by the United States Army on July 16, 1945, as part of the Manhattan Project.
Little Boy and Fat Man (65 K) After the detonation of the first plutonium bomb core in the Trinity test, the next weapon that was available was the completed Little Boy. It was this weapon that was dropped on Hiroshima.