Iowa became the 29th state to join the United States of America.
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NASA's James Webb Space Telescope began the multi-day process of unfurling its sunshield.
Andrea Bocelli made his classical debut singing at a concert at Teatro Romolo Valli in Reggio Emilia.
Scarlett Johansson made her debut on Broadway.
The first American test-tube baby, Elizabeth Jordan Carr, was born in Norfolk, Virginia.
Hong Kong began to slaughter the city's 1.6 million chickens to stop the spread of an influenza strain.