Inventor Thomas Savery patented the first steam engine in England.
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The International Astronomical Union named Pluto's fourth and fifth moons Kerberos and Styx.
American aviator Amelia Earhart disappeared.
The Civil Rights Act of 1964 was signed into law by US President Lyndon B. Johnson.
North and South Vietnam were formally reunified after more than twenty years of war.
Inventor Benjamin J. Lane patented the first self-contained gas mask.
