Hagia Sophia was inaugurated by the Emperor Justinian I as an Eastern Orthodox cathedral.
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The 'Flushing Remonstrance' petition was signed in the Dutch colony of New Netherland, which protested the ban on Quaker worship.
Radiation from an explosion on the magnetar SGR 1806-20 reached Earth.
The Supremes first appeared on 'The Ed Sullivan Show,' singing 'Come See About Me.'
Leonard Cohen released his debut album 'Songs of Leonard Cohen' through Columbia Records.
Between 20,000 and 40,000 people died in a magnitude eight earthquake in Erzincan, Turkey.
