Beethoven’s 4th Symphony in B was performed for the first time.
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Pope Francis made history when he became the first pope to visit Iraq.
Nikola Tesla tried to explain how the phenomenon of ball lightning works.
The battle of the Ruhr campaign began during WWII with an air raid in Essen, Germany.
Willcom announced the world's smallest and lightest phone.
Colorado became the birthplace of the cheeseburger.
