Middlesbrough F.C. with supporters' clubs across the globe. The largest supporters' clubs include the Official Supporters' Club, the Middlesbrough Disabled Supporters' Association, Yarm Reds, Red Faction and Middlesbrough Supporters South. Middlesbrough supporters' main rivals are Sunderland (with whom they contest the Tees–Wear derby), Newcastle United (with whom they contest the Tyne–Tees derby), and Leeds United, a fact confirmed by planetfootball.com's 2004 survey. Carlisle United see Middlesbrough as their biggest rivals, but Middlesbrough supporters have not reciprocated, as they do not see Carlisle as a top three rival. The nickname "Smoggies" was first used as a derogatory term by opposing supporters; it relates
Middlesbrough by-election held on 29 November 2012 following the death of previous Member of Parliament Sir Stuart Bell, who was the MP since 1983. Middlesbrough has been a traditionally safe Labour seat. The first Conservative MP for Middlesbrough was Sir Samuel Alexander Sadler, elected in 1900. In 2002, Middlesbrough voted to have a directly elected mayor as head of the council. Ray Mallon (independent), formerly a senior officer in Cleveland Police was the first elected mayor, serving three terms of office beginning in 2002, 2007 and 2011. In May 2015, after Mallon stated he would not contest a fourth term, Dave