The Ottoman Empire signed the Treaty of Adrianople with Russia, which ended the Russo-Turkish War.
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The Luna 2 spacecraft by the Soviet Union became the first human-made artifact to land on the moon's surface.
Singer Selena Gomez shared on Instagram that she had a kidney transplant due to her struggle with lupus.
14-year-old Ahmed Mohamed was arrested at school after bringing in a homemade clock, which was mistaken for a bomb.
Mary Ann Fischer gave birth to quintuplets, who became the first US quintuplets to survive past infancy.
Boston Light was illuminated for the first time.
