United are targeting Leicester defender Harry Maguire this summer as they look to sell Chris Smalling.
Soon after United " s defeat on Sunday, the City website tweeted: "Our Time.
City manager Pep Guardiola might have missed one of the proudest moments of his career, however, after admitting on Saturday that he had a round of golf booked with his son and was not planning to watch United's game. Vincent Kompany did, with images showing the City captain celebrating at his in-laws' house where he was having dinner. During the week I was trying to fight that and you could see the difference in attitude today, one more touch, one more flick.
15 - Kevin De Bruyne, a strong contender for Player of the Year honours, has been an unstoppable creative force in his third season with the club, contributing a league-best 15 assists in his 33 appearances.
City had moved within touching distance of the title with a 3-1 win at Tottenham on Saturday.
As for City, it has a month to finish a season with the most points, goals and wins in a single Premier League campaign.
5 - City match the English top-flight record by claiming the title with five games to spare, equalling the efforts of United (1907-08 and 2000-01) and Everton (1984-85).
Mourinho said: "We were masters in complicated football, everything was complicated".
Few - including Guardiola - expected it to happen on Sunday.
The Red Devils finished in sixth place in the Premier League table last term but won the EFL Cup and Europa League.
The 2012 title win had the infamous last-gasp goal by Sergio Aguero.
Jay Rodriguez was the unlikely man to the seal the championship for City with his 74th-minute goal at Old Trafford.
United delayed City's title celebrations by winning last week's derby at the Etihad Stadium but Mourinho admitted that victory had a hollow feel.
The team news is in as Manchester United prepare to face West Bromwich Albion at Old Trafford. I wouldn't be happy if I was tells (sic) I won the title because someone else lost the match.