United Kingdom, May 25 -- Sir Paul McCartney has described John Lennon's Imagine as a "beautiful vision" that remains painfully relevant amid continuing global conflict.

The 83-year-old Beatles icon discussed his late former bandmate's 1971 peace anthem during an interview with Vernon Kay for Radio 2's Tracks Of My Years, which saw Paul reflect on his friendship and creative partnership with John while promoting his latest album and selecting 10 songs that shaped his life and career.

Paul - whose recent Got Back tour reignited worldwide interest in The Beatles' back catalogue and whose work continues to dominate streaming and reissue charts - said John's most famous solo track still resonates decades after it was written.

Paul told Ver...