Jose Mourinho has revealed that his victory at Old Trafford against Manchester United opened the doors for him to the premier league, Softfootball reports.
The Portuguese who was FC Porto's manager at the time when he faced the Red Devils in the 2003/04 season. After a slim win in the first leg, he guided Porto to a famous 1-1 draw at Old Trafford which guaranteed qualification to the next round on a 3-2 aggregate and they went on to win the UEFA Champions League.
Mourinho's last visit to England was at Stamford Bridge when he led Benfica to a 1-0 loss against his former side Chelsea .