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History also happened on this day

1914

On July 28, 1914, Austria-Hungary declared war on Serbia, triggering a web of alliances that within days drew all the major European powers into the conflict. World War I would last four years, claim more than 17 million lives, and completely redraw the political map of the world.

📜1823

On July 28, 1821, José de San Martín proclaimed the Independence of Peru in the Plaza Mayor of Lima, completing a process he had begun with his military campaign from Argentina and Chile. Although the war of independence would continue for two more years, this declaration was the symbolic founding act of the Peruvian nation.

🦠1989

On July 28, 1989, scientists at the University of California Medical Center announced the discovery of the hepatitis C virus, responsible for millions of cases of chronic liver disease worldwide. The finding enabled diagnostic testing and, decades later, treatments that can cure the disease entirely.

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