Kate Middleton has found a close royal confidante in the form of Prince Edward's wife, Sophie, and aside from both marrying into the Royal Family from non-aristocractic backgrounds, the pair also have one major thing in common.

Princess Kate and Duchess Sophie’s deep bond, highlighted during Remembrance Day, captivates royal watchers amid Kate’s recovery journey.

Catherine, Princess of Wales has always been a big sister figure. She was one year old when her little sister, Pippa Middleton, came along, and five when her baby brother, James Middleton, was born. Their relationship with one another only seems to have strengthened as they've entered the public eye,

Royal biographer Ingrid Seward says the two women “have a huge amount in common” It was evident in their joint appearance at Remembrance Sunday that Kate Middleton and Sophie, Duchess of Edinburgh share a bond.

Princess Kate and the Duchess of Edinburgh were given "more knowledge" before making a key move, a royal commentator has claimed. Kate, 42, and Sophie, 59, both married into the Royal Family from middle-class backgrounds and have young children,