SAD NEWS: 20 MINUTES AGO IN WASHINGTON, D.C., JILL BIDEN WAS CONFIRMED AS..see more

The cause of the separation was not immediately obvious. Divorce records are not made public in Philadelphia. Two years after her late older brother, Beau Biden, introduced them, Biden and Krein tied the knot in Greenville, Delaware, in June 2012.

Biden’s Instagram post on the same day showed a photo of her walking through a park and flashing a thumbs up, set to the tune “Freedom” by Beyoncé

Ashley acknowledged her wedding on the national stage while presenting her father at the Democratic National Convention last year.

He was riding around in his John Deere 4-wheeler, fixing the place settings, arranging the plants, and by the way, he was very emotional,” she told the crowd.