In this file photo taken on October 15, 2011 Liverpool forward Luis Suárez (left) exchanges words with Manchester United defender Patrice Evra during their English Premier League match at Anfield in Liverpool, England. When Liverpool and Manchester United clash at Anfield on Sunday January 17, one of the Premier League's most explosive rivalries will carry an extra edge rarely seen in past meetings despite their trophy-laden histories.
Over the past four decades, United and Liverpool have often been in the ascendant at different times, so a sustained title battle between the two old enemies is an enticing prospect
The enmity plumbed new depths when Liverpool striker Luis Suarez was suspended for eight games after racially abusing United's Patrice Evra in 2011
It also remains a source of angst at Old Trafford that the club have only been European champions three times - half of Liverpool's tally
Liverpool supporters claim they beat Manchester to the craze of dressing in fashionable casual sportswear that swept the terraces in the 1980s
London
When Liverpool and Manchester United clash at Anfield on Sunday, one of the Premier League's most explosive rivalries will carry an extra edge rarely seen in past meetings despite their trophy-laden histories.