Part 1 of Essay
In its attempts to harness the power of the atom, mankind has itself in the possession of weapons with unbelievable, destructive power. Nations now have the ability to destroy entire cities from hundreds of miles away, in only minutes. These weapons are . cost the citizens of the United States billions of dollars in tax ....

Part 2 of Essay
.... This is the chain reaction that makes nuclear weapons possible. In a fusion nuclear device such as a hydrogen bomb, lightweight nuclei are forced to fuse at very high temperatures into heavier nuclei, releasing energy and a neutron. In order to squeeze the two nuclei together, an atomic fission bomb is usually used. A fusion reaction releases about four times more energy per unit mass than a fission reaction. The United States supervised the development of the atomic bomb under the code name Manhattan Proje ....