Rewind Breaking News The History Channel: British Movietone covers one of the most famous weddings in history: the marriage of Prince Charles of Wales and Lady Diana Spencer. 3,500 guests in St. Paul's Cathedral witness the event, as well as an estimated global television audience of 750 million. The Archbishop of Canterbury leads the traditional Church of England service. Diana's nerves showed briefly when she mixes up her husband's many first names during the recitation of the wedding vows. This video clip is courtesy of The History Channel.