Fashion lovers always notice each and every step of trend prevailers and famous people some royal obsessed might have noticed the dressing similarity between Kate and late Diana.
Princess Kate always copy the style of a late princess of their history who is popular in styling all over the world her main purpose is to get popularity like passed princess in history. In this case, As a wife of future king of England, Kate Middleton copies her husband’s late mother, Diana (princess of wales) who is popular as a well dressed women in the world of her time. But from this we also get to know that she is very modrenly dressed that is why next generation of her family is also following her style. I think her purpose is also to pay tribute to her late mother in low.