The Viking Britain set of eight stamps, issued on February 20, explores the legacy of the seaborne adventurers from Scandinavia who transformed the British Isles between the end of the 8th century and the middle of the 11th century.
Royal Mail celebrated the 30th anniversary of the Spice Girls, the most successful girl group in pop music history, with a set of 15 stamps on January 11.
Dame Shirley Bassey became the first solo female music artist to be honoured with a dedicated British stamp issue, as Royal Mail celebrated her 70 years in show business on September 21.