Some dates are remembered for moments that reshaped global history, advanced medical science and promoted environmental conservation. July 28 brings together events linked to the outbreak of World War I, the fight against hepatitis and remarkable personalities whose legacies continue to inspire. Here are five events associated with this day.
World Hepatitis Day observed worldwide
Every year on July 28, the world marks World Hepatitis Day, observed on the birth anniversary of Baruch Samuel Blumberg, who discovered the hepatitis B virus and developed its vaccine. The day raises awareness about preventing, testing for and treating viral hepatitis.
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Beatrix Potter born (1866)
English author and illustrator Beatrix Potter was born on July 28, 1866. She is best known for creating The Tale of Peter Rabbit, one of the most beloved children’s books ever published.
World War I begins (1914)
On July 28, 1914, Austria-Hungary declared war on Serbia, exactly one month after the assassination of Archduke Franz Ferdinand. The declaration triggered World War I, drawing major world powers into one of history’s deadliest conflicts.
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Jacqueline Kennedy Onassis born (1929)
Jacqueline Kennedy Onassis was born on July 28, 1929. As First Lady of the United States, she became an international style icon and played a key role in preserving the White House’s historical and cultural heritage.
First ascent of K2 (1954)
On July 28, 1954, Italian climbers Achille Compagnoni and Lino Lacedelli became the first people to reach the summit of K2, the world’s second-highest peak. Their achievement remains one of mountaineering’s greatest milestones due to the mountain’s extreme difficulty.
