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First Self Sustained Nuclear Reactor
On this day the Chicago Pile-1 was invented by Italian physicist Enrico Fermi. -
Kidney Dialysis Machine
The first artificial kidney machine was developed by Willem Kolff used to detect kidney failure. -
Harry S. Truman as President
Harry S. Truman won the election for president against Thomas E. Dewey as a Democrat. He took office after the death of Franklin D. Roosevelt. -
Cold War
Began when the Soviet-backed North Korean People's Army invaded its pro-Western neighbor to the south. -
22nd Amendment
This amendment set term limits for the president so he could now only serve two terms. -
Marshall Plan
Also known as the European Recovery Program, was a U.S. program providing aid to Western Europe following the devastation of World War II in hopes to help recover those families and lives that lost many things. -
Transistor Radio
US scientists William Shockley, Walter Brattain and John Bordeen invented the world's first transistor radio which was made portable and gives access to communication. -
Korean War
Soldiers from North Korean Army poured across the 38th parallel and sparked this war. This was the first invasion during Cold war. -
Immigration and Nationality Act
This act (INA) was passed to make it harder for possible communist and soviet spies to gain citizenship in the United States by U.S.C. or United States Code. -
Hydrogen Bomb
President Harry Truman announces news of the development of the hydrogen bomb. -
Jonas Salk
Jonas Salk announces a new vaccine to prevent and help polio.