President Lyndon Johnson had his first day in office after becoming the 36th president of the United States.
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The National Black Independent Political Party (NBIPP) was formed in the US.
Religious philosopher Blaise Pascal had an intense dreamlike experience he believed to be a religious vision.
The Manchester Martyrs of the IRA were hung in front of 10,000 people at Salford Gaol, Manchester, UK.
The fourth and final attempt to launch the Soviet Union's N1 rocket failed.
The New York Times published Edwin Hubble's discovery that the Andromeda 'nebula' is actually a galaxy.
