1989–90 in English football for 19–year–old Leytonstone defender Warren Barton. 31 July 1989 – Norwich City pay Coventry City £525,000 for Welsh winger David Phillips. 3 August 1989 – Nottingham Forest pay Leeds United £650,000 for Republic of Ireland midfielder John Sheridan. 7 August 1989 – Everton sign Aston Villa defender Martin Keown for £750,000. 14 August 1989 – Adrian Heath returns to English football after less than a year in Spain when he joins Aston Villa from Espanyol for £360,000. 18 August 1989 – Property tycoon Michael Knighton agrees to buy control of Manchester United in a deal which is believed to be
Aston Villa F.C. at the same time, and the first time together in the top flight since the 1983–84 season. Birmingham were relegated at the end of the 2010–11 season, ending this period. At the end of the 2015–16 season Aston Villa had spent 105 seasons in the top tier of English football; the only club to have spent longer in the top flight are Everton, with 114 seasons, making Aston Villa versus Everton the most-played fixture in English top-flight football. Aston Villa were relegated from the top tier of English football in 2016, having played in every Premier League season since its