John Lennon’s album “Walls and Bridges” was released in the US.
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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's wife, Yoko Ono, was granted permanent residence in the United States.
Mark David Chapman pleaded guilty to the murder of John Lennon in New York.
John Lennon and Yoko Ono left the UK and headed to New York City, US.
John Lennon and Yoko Ono marry.
