Royals including Britain's William and Kate and other VIPs like Jill Biden on hand to watch Hussein tie knot with Rajwa Alseif

Crown Prince Hussein to marry Saudi Arabian aristocrat Rajwa Alseif, in event seen as introducing prince to global audience and cementing ties between kingdoms

Al Hussein bin Abdullah II, 28, heir to the Hashemite Kingdom, is set to marry Saudi aristocrat Rajwa Alseif, 29

Mohammed bin Salman to hold talks in Amman with King Abdullah, who is also set to attend upcoming summit in Saudi Arabia with Biden

Riyadh keen to reassure Amman it was not involved in alleged plot to destabilize Hashemite kingdom, but also wants to secure release of Bassem Awadallah