Jesse James’s gang robbed up to $22,000 on a train at Gads Hill, Missouri, US.
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Alvan Graham Clark discovered the white dwarf star Sirius B.
New Zealand golfer Lydia Ko became the youngest golfer to rank No. 1 in the world.
The first American satellite, Explorer 1, was launched into space.
The Spanish government became bankrupt.
The United Kingdom left the European Union, also known as 'Brexit.'