The Atomic Bomb Of Hiroshima And Nagasaki

884 Words4 Pages
Fearful cries spread through the cities of Hiroshima and Nagasaki as the atomic bombs were dropped. Thousands of people were killed instantly, with the rest left critically injured. Eventually, it was measured that 135,000 people were killed as a result of these bombs. We know that many people were killed. But how and why were the atomic bombs created? Who decided to use them? These questions all contribute to the fact that the atomic bombs impacted the world greatly. It all started when World War II began in 1939. "Some scientists believed that Nazi Germany was building an atomic bomb. As a result, President Franklin D. Roosevelt ordered the United States build one first." (Grolier Online) During the war, it was revealed that German physicists learned how to split an atom. Two scientists, Albert Einstein and Enrico Fermi, decided to notify the president of the dangers that the Allies will face if atomic technology is finalized by the Axis powers. Even though both warned Roosevelt of the dangers, he did not find it necessary to start a project. Eventually, in late 1941, the Manhattan project was created. Its purpose was to build an atomic bomb. The first atomic bomb was created at a laboratory located in New Mexico. It split a special kind of uranium called U-235 into two pieces. The pieces were not big enough to cause a chain reaction; but, they were brought together in a gun barrel. This created supercritical mass, and the mass would explode instantly. This was how the
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