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When politics strikes the wrong chord

Neil Young speaks at the 2014 SXSW Music, Film + Interactive Festival on March 11, 2014 in Austin, Texas.

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Donald Trump's presidential announcement made headlines for many reasons, including a blast from Neil Young alleging unauthorized use of his song "Rockin' in the Free World."

Trump's aides deny the charges, telling Fox they paid for usage via the American Society of Composers, Authors and Publishers.

Still, it's not the first time that music and politics have created sour chords.

For some other instances, click ahead.

—By Marguerite Ward, special to CNBC
First posted 18 June 2015

This version updated with a denial from Trump's campaign.

Dustin Finkelstein | Getty Images