The most destructive riot in Constantinople’s history, the Nika Riots, began during a chariot race.
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Galileo Galilei discovered Callisto, the fourth moon of Jupiter.
Center left-wing Independent Labour Party was formed in Britain with Keir Hardie as the leader.
Nine thousand scientists from 43 nations signed a petition to ban nuclear testing.
Instruments used to observe Venus found two-thirds of the planet's southern hemisphere brightened after aerosols were triggered on an 'astronomical' scale.
Walt Disney's Mickey Mouse comic strip was published for the first time.
