But it carried a double meaning: the outspoken Casals adapted the folk song for cello as a plea for his native Catalonia, after civil war engulfed Spain.

Source: https://www.chicagotribune.com/entertainment/music/ct-ent-cso-yoyo-ma-chicago-review-20230502-grxzcyihgra4pdeyyzig5w6aci-story.html

Doyle said the success of Cymru reaching the football World Cup, when some players gave interviews in Welsh and the defiant Welsh-language folk song (Still Here) became one of the sounds of the tournament, had helped promote Cymraeg.

Source: https://www.theguardian.com/uk-news/2023/jan/29/a-real-moment-cymraegs-the-star-as-netflix-buys-welsh-language-drama

It is a very old traditional folk song which has been recreated in a modern way.

Source: https://www.canindia.com/khelo-shyam-sang-hori-is-a-traditional-folk-song-recreated-in-a-modern-way/

The wending and winding folk song features the story of an animal courtship and wedding party that, when snug with Dylan’s signature vocal rasp, is just sublime.

Source: https://americansongwriter.com/5-deep-cut-albums-every-bob-dylan-fan-should-own/

"Whiskey in the Jar" first gained international exposure as a traditional Irish folk song when The Dubliners performed it during concerts at home and abroad.

Source: https://www.irishcentral.com/culture/entertainment/metallica-whiskey-in-the-jar-brazil