The Holy Emperor Charles V and King Henry VIII of England became allies against France.
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The Armenian-Turkish land border opened for the first time in 35 years.
A steamboat patent was granted to the American engineer and inventor Robert Fulton.
The comic book 'Archie' was first published.
Janet Reno became the first female to be appointed US Attorney General by President Clinton.
The Boston Bicycle Club was formed, becoming the first cycling club in the United States.