Britain voted to leave the European Union.
The UK is the only country to formally leave the EU.
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John Jacob Astor established the Pacific Fur Company.
A 12-inch-deep hailstorm in Kansas became one of the US' most expensive hailstorms.
Canada's Banff National Park became the nation’s first national park.
The David Letterman Show aired its first episode on NBC-TV.
Civil Rights marchers in Canton, Mississippi, were dispersed by tear gas during the 'March Against Fear.'