The International Astronomical Union named Pluto’s fourth and fifth moons Kerberos and Styx.
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American aviator Amelia Earhart disappeared.
Inventor Benjamin J. Lane patented the first self-contained gas mask.
The first Earl of Shaftesbury, Anthony Ashley Cooper, was arrested for high treason in England.
Charles J. Guiteau shot US President James A. Garfield in Washington, D.C.
Inventor Thomas Savery patented the first steam engine in England.
