Agnetha, Benny, Björn and Anni-Frid become first Swedes to be knighted by their monarch for almost 50 years
Abba have received one of the most prestigious Swedish knighthoods after being awarded an order of chivalry last handed out almost 50 years ago.
The pop legends were recognised by King Carl XVI Gustaf on Friday for their cultural impact, which has taken Swedish pop music to a huge global audience.
