This Week in History · 11 May 2026 · 9 min

Constantinople, Deep Blue & the First Vaccine | May 11–14

Eight landmark historical events from May 11–14 span the founding of Constantinople, Deep Blue's chess victory, the world's first vaccination, and Robert Smalls' daring Civil War escape. From Jamestown to the birth of Israel, this week in history reshaped civilization across every century.

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Constantinople, Deep Blue & the First Vaccine | May 11–14

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On October second, forty-eight BC, Julius Caesar sailed into Alexandria, Egypt, hot on the heels of his great rival Pompey. The two Roman generals had been locked in a brutal civil war, and Caesar expected a confrontation.

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