Original sentence: He has been MP for Torfaen, Wales since the 1987 election, and is Secretary of State for Wales.He was appointed Secretary of State for Wales on 28 July 1999
Edited sentence: He has been MP for Torfaen, Wales since the 1987 election.He was has served twice as Secretary of State for Wales on 28 July 1999 to 24 October 2002 and again from 2008 to 2009