She’s known for carving her own path.Princess AnneCredit: Getty ImagesTHE GISTKing Charles’s only sister, Princess Anne, was born on August 15, 1950, to their parents, Queen Elizabeth II and Prince Phillip. Much like her siblings, Anne grew up in the spotlight and even got married in a televised ceremony in 1973.Before becoming one of the hardest-working royals in the British royal family, she was also a champion equestrian, becoming the first B…