Britain declared war on France after Napoleon Bonaparte continued interfering in Italy and Switzerland.
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The Crusaders lost control of the city of Acre, the Kingdom of Jerusalem's last bastion, after a fourteen-day siege.
The Worms massacre began.
The Chinese Theater opened in Hollywood, California, built in an Exotic Revival style architecture.
The Republican Party nominated Abraham Lincoln for president at the 1860 Republican National Convention.
India had their first successful nuclear bomb test.
