John Lennon’s most iconic hit, “Imagine,” was released in the UK.
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John Lennon and Yoko Ono planted acorns for world peace after also mailing acorns to many world leaders to do the same.
John Lennon had his last professional photoshoot.
John Lennon made a controversial statement saying that the Beatles were 'more popular than Jesus.'
John Lennon and Yoko Ono left the UK and headed to New York City, US.
Mark David Chapman was sentenced to 20 years to life in prison for murdering John Lennon.