July 9: on this day in history
A few events that happened on July 9. You do not need to know them all; curiosity is enough.
Historical events
- 1357The foundation stone of Charles Bridge, a Prague landmark, was laid during King Charles IV's reign.
- 1762Catherine II became empress of Russia after overthrowing her husband, Peter III.
- 1763The Mozart family set off on a grand tour to introduce young Wolfgang's talent to Europe.
- 1893Dr. Daniel Hale Williams performed the first known successful open-heart operation in the United States.
- 1955A manifesto against nuclear weapons was published, bearing the signatures of Bertrand Russell and Albert Einstein.
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