Town and West Ham United manager, dies of a heart attack aged 66. 20 April 2006 — Altrincham of the Conference National have 18 points deducted for fielding an ineligible player 13 times. This points deduction relegates the club to the Conference North. 22 April 2006 — Carlisle United secure promotion to League One after a 1–1 draw at Mansfield Town while Leyton Orient were also held to a draw by the same scoreline at Lincoln City. This promotion comes just one season after Carlisle returned to the Football League following a one-season exile. 22 April 2006 — Walsall are relegated to League Two after losing 3–1 at home to Huddersfield Town and Rotherham United draw with Scunthorpe United. 29 April 2006 — Chelsea successfully retain their Premier League title after beating Manchester United 3–0. On the same occasion, Portsmouth win 2 - 1 at Wigan to confirm their safety and relegated both West Brom and Birmingham, who can only hold on to a goalless draw against Newcastle. 29 April 2006 — Charlton Athletic manager Alan Curbishley announces that he will resign at the end of the season, ending a 15-year-long tenure as manager at The Valley. 29 April 2006 — Southend United secure promotion from League One after they draw 2–2 at Swansea City while Brentford also draw against Hartlepool United. Also in League One, Swindon Town are relegated to League Two after they could only draw 1–1 against Bristol City. 29 April 2006 — Northampton Town secure promotion from League Two after beating Chester City 1–0. Rushden & Diamonds are relegated to the Conference National when they lose 2–0 away to Boston United and other results go against them. 30 April 2006 — Reading break Sunderland's record for most points in any professional English league, beating Queens Park Rangers 2–1 to finish on 106 points. 30 April 2006 — April draws to a close with Chelsea confirmed as champions, while Manchester United and Liverpool are the next highest teams level on points. Tottenham Hotspur, Arsenal and Blackburn Rovers complete the top six. Sunderland are bottom and were relegated two weeks ago, while West Bromwich Albion and Birmingham City's relegation has just been confirmed. It is a brilliant time for Portsmouth, who looked dead and buried barely two months ago. 4 May 2006 — Current Middlesbrough manager Steve McClaren signs a four-year contract agreeing to succeed Sven-Göran Eriksson as