Roy Keane factfile
1971: Born Cork, August 10.
1987: Joins Cobh Ramblers after building reputation with junior club Rockmount.
1990: Signed by Brian Clough for Nottingham Forest for £10,000.
1991: Makes Ireland debut in 1-1 draw with Chile in Dublin.
1992: Arrested after rowdy scenes outside a Nottingham nightclub, but released without charge.
1993: July – Joins Manchester United for £3.75m.
1994: Helps United complete their first League and FA Cup double.
1995: Sent off for first time in career for stamping on Crystal Palace's Gareth Southgate during FA Cup semi-final replay. Later fined £5,000.
1996: Fails to report for Mick McCarthy's testimonial and Ireland training after going on holiday to Italy, is denied Ireland captaincy and left out for six matches.
1997: Injures his knee trying to foul Leeds' Alf Inge Haaland. Misses rest of the season with cruciate ligament damage.
2000: May – Named PFA and Football Writers' Association Player of the Year.
November – Criticises lack of atmosphere at Old Trafford, accusing corporate spectators of only being interested in prawn sandwiches.
2001: Sent off after horrific pre-meditated lunge at Haaland in United's derby encounter with Manchester City.
2002: May – Keane is sent home from the World Cup after a row with McCarthy.
August – Admits that his red-card tackle on Haaland was deliberate.
October – Banned for five matches and fined £150,000 over Haaland incident.
2003: February – Keane announces his intention to retire from international football.
2004: April – Announces he will play for Republic of Ireland.
May – Makes first appearance for Ireland since McCarthy bust-up.
2005: February – Involved in tunnel row with Patrick Vieira before United's 4-2 win against Arsenal.
August – Alex Ferguson admits he had a row with Keane at United's pre-season training camp in Portugal in July.
October – Announces his international retirement for a second time.
November – Leaves Manchester United.
December – Signs for Celtic.
June – Announces his retirement from football.
August – Confirmed as new manager of Sunderland.
2007: April – Earns automatic promotion to the Premier League for Sunderland.
2008: May – Sunderland finish three points clear of relegation zone.
December – Leaves Sunderland.
2009: Appointed manager of Ipswich.
2011: Sacked by Ipswich.
2013, November 5: Appointed assistant to Martin O'Neill in new Ireland set-up