Georgia became the 4th state to join the United States of America.
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The Duquesne Spy Ring, a Nazi German espionage network, was sentenced to prison.
Martin Luther King Jr. pushed hard to encourage the registration of black voters in Selma.
The mapping of Mars' surface began.
The US & Canada agreed to divert the Niagara River to protect the Niagara Falls from eroding.
Prolific serial killer Peter Sutcliffe, also known as the 'Yorkshire Ripper,' was arrested in Sheffield, UK.