The President of Great Britain on a parallel Earth in 2007 was friends with Pete and Jackie Tyler.
He refused to give John Lumic permission to embark cyber-converting Great Britain and as a consequence was electrocuted by one of many Cybermen who crashed Jackie Tyler's party. (TV: Rise of the Cybermen)
He was succeeded by Harriet Jones, who remained in office into 2010. (TV: Doomsday)