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Manchester United host Liverpool FC at Old Trafford on Saturday with both sides looking to gain a psychological advantage early in the season. This video traces the origins of one of the biggest football rivalries of all time.

Manchester United pulled the league double over Liverpool FC last season and Brendan Rodgers will be looking to make amends, as he prepares his team to fight for a Champions League place this season. Both the clubs have spent enormous amounts to strengthen their sides and this will be the first big test following the closure of the transfer window.

A brilliant video has been uploaded by Copa 90 which explains the beginning of one of the most bitter football rivalries of all times and how that rivalry between England’s two most successful clubs, has evolved over the years .

Here’s the animated video detailing the age-old rivalry between Manchester United and Liverpool FC.