Theodore Roosevelt became the US president after former president William McKinley died from gunshot wounds.
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Pope Paul VI canonized Elizabeth Anne Seton as the first American saint.
Singer Selena Gomez shared on Instagram that she had a kidney transplant due to her struggle with lupus.
The Luna 2 spacecraft by the Soviet Union became the first human-made artifact to land on the moon's surface.
The people of Estonia voted to approve joining the European Union.
Hindi became the official language of India.
