Princess Kate keeps wearing designers that her sister-in-law is also keen on, which makes people think the British royal is trying to send a message to her American counterpart.

Kate Middleton made her debut in Dior for the start of the state visit from France and joined Princess Diana, Meghan Markle ...

Kate Middleton's latest look features a fascinating tie to her wedding dress —and Meghan Markle's. On Tuesday, the Princess ...

After Prince Harry and Meghan Markle quit royal life in 2020, their relations with senior members of the UK's royal family soon became nonexistent. POOL/AFP via Getty Images Kate Middleton has ...

The history of the Ralph Lauren shirt worn by both women takes us all the way back to 2018 and one of their few joint ...

When the Duchess of Sussex attended the Wimbledon Tennis Championships on July 13, 2018 she wore her Ralph Lauren Collection ...

Prince Harry's memoir, "Spare," has laid out the surprising complications in Kate Middleton and Meghan Markle's relationship — as well as Harry's own former friendship with his sister-in-law.

Meghan Markle reportedly wants to have peace talks with sister-in-law Kate Middleton, who is battling cancer. The Princess of Wales is married to Prince William.

Kate Middleton isn’t an ice queen. A friend of the Princess of Wales has come forward to defend her after Meghan Markle claimed the royal was cold when they met. “Kate’s a big hugger,” the ...

Meghan Markle and Kate Middleton royally clashed in 2018. In Tom Quinn’s new book, “Yes, Ma’am: The Secret Life of Royal Servants,” an anonymous royal staffer claims that the sisters-in ...

Meghan Markle, left, and a pregnant Kate Middleton attend the first annual Royal Foundation Forum on Feb. 28, 2018 in London. Prince Louis was born in April of that year. (CHRIS JACKSON/POOL/AFP ...