![ABBA on Twitter: "Happy 'Waterloo' anniversary! On this day in 1974 ABBA won Eurovision Song Contest with their song 'Waterloo'. What's your fondest memory to this song? https://t.co/BtTAteLFIW" / Twitter ABBA on Twitter: "Happy 'Waterloo' anniversary! On this day in 1974 ABBA won Eurovision Song Contest with their song 'Waterloo'. What's your fondest memory to this song? https://t.co/BtTAteLFIW" / Twitter](https://pbs.twimg.com/media/FPpLLesWUAE8XIU.jpg)
ABBA on Twitter: "Happy 'Waterloo' anniversary! On this day in 1974 ABBA won Eurovision Song Contest with their song 'Waterloo'. What's your fondest memory to this song? https://t.co/BtTAteLFIW" / Twitter
![Eurovision 2022: How Abba's douze-points energy at Eurovision '74 started a pop revolution | The Independent Eurovision 2022: How Abba's douze-points energy at Eurovision '74 started a pop revolution | The Independent](https://static.independent.co.uk/2021/05/20/13/newFile-7.jpg)
Eurovision 2022: How Abba's douze-points energy at Eurovision '74 started a pop revolution | The Independent
![April 6, 1974: ABBA Won the Eurovision Song Contest for "Waterloo," Launching Their International Career - Lifetime April 6, 1974: ABBA Won the Eurovision Song Contest for "Waterloo," Launching Their International Career - Lifetime](https://cropper.watch.aetnd.com/cdn.watch.aetnd.com/sites/5/2018/04/ABBA_1.jpg)