The Princess of Wales was with her family on her special day. Catherine, who turn 43 on Thursday, Jan. 9, spent her birthday at home at Adelaide Cottage, Windsor with her husband, the Prince of Wales,

Catherine, Princess of Wales, turned 43 on Thursday, with her husband Prince William praising her "strength" fighting cancer during the past year. Kate, as she is widely known, revealed last March that she had been diagnosed with an unspecified cancer and was undergoing chemotherapy.

Kate will use videos to speak directly to the public after discovering powerful impact of her messages during cancer treatment

Bigger than the shift in how Kate will approach the logistics of her schedule, however, is the shift in the Wales' priorities going forward—and how they'll approach their dual roles as working royals and devoted parents to their three children, Prince George, 11, Princess Charlotte, 9, and Prince Louis, 6.

Catherine, Princess of Wales celebrates her 43rd birthday on Thursday, seeking to turn the page on a turbulent year which saw her retreat from public life

Since she became the Princess of Wales, Kate Middleton has worn playful pantsuits and a plethora of polka dots.

Prince William is honoring his wife, Princess Catherine, on her 43rd birthday, calling her "the most incredible wife and mother."

Kate Middleton is celebrating her 43rd birthday by putting herself first. Less than one year after revealing her cancer diagnosis, the Princess of Wales is finding the balance between her health and work.

Kate Middleton is 43! The Princess of Wales is celebrating her birthday surrounded by those nearest and dearest to her on Thursday, The Post can reveal. While Princess Catherine has spent much of her time at Sandringham Estate in Norfolk,