In Svalbard, Norway, the Global Seed Vault celebrated its 10th anniversary by adding its one-millionth seed.
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Napoleon Bonaparte escaped from Elba.
Wyoming's Grand Teton National Park was established after being signed off by President Calvin Coolidge.
British Prime Minister Winston Churchill went public that Britain had its first atomic bomb and planned to test it in Australia by the end of the year.
The New York Philharmonic Orchestra performed in Pyongyang, North Korea.
£1 notes were circulated in Britain.
