Jackie kennedy sister

Jackie Kennedy and Lee Radziwill loved each other but were set on a course of lifetime competition from early childhood, when their father preferred Jackie and their mother preferred Lee.

She kept her composure so that the nation could mourn. Camelot came to an end.

A new book claims that Jackie Kennedy had an affair with Russian ballet dancer Rudolf Nureyev in the years after her husband was shot - while he was also caught in a passionate clinch with Bobby.

Jackie Kennedy Onassis Get premium, high resolution news photos at Getty Images

Find out what the very fashionable Reese Witherspoon and Jackie Kennedy have in common.

Don't let it be forgot, that once there was a spot, for one brief shining moment, that was known as Camelot.

Radziwill, a chic, sleek society fixture whose “fabled wide-eyed prettiness and brisk elegance has defined dynamic American style for decades” passed away on Friday, WWD reported.

The following images were recently discovered in the photo archives of United Press International's Washington D.C. Headquarters. Each image was professionally scanned by a UPI photographer and added to the digital archives. Today, July 28, would be Jacqueline Kennedy Onassis' 81 birthday.

Princess Lee Radziwill (Lee Bouvier) at London's Savoy Hotel- she was in England to play the title role in TV film 'Laura,' produced by David Susskind. September 19, 1967.