United remain second on 71 points, just a point ahead of third-placed Liverpool in the league table.
The result sparked celebrations among the Light Blue half of Manchester but Mourinho said City's title deserved to be recognised for its true value. And here they are, winning the title for Pep's side.
Jose Mourinho's United team had needed to win against West Brom to keep the title race alive but surprisingly lost at home as Jay Rodriguez's header gave the league's bottom side a 1-0 win at Old Trafford.
Fearing an embarrasing slip up that would crown their rivals champions, the hosts threw everything at Albion in the final 15 minutes but could not create a clear-cut chance to delay City's coronation as they did last week.
Germany vows to keep pressure on Russian Federation over Syria
German Foreign Minister Heiko Maas portrayed Russia's veto of 12 resolutions in the United Nations Security Council as evidence that the Kremlin is prolonging the war in Syria.
After the delirium of last week's derby victory, Manchester United served up a stinking reminder that they are, at times, a really bad football team.
Since Sheikh Mansour bin Zayed Al Nahyan took ownership of the club in 2008, City has won seven trophies, adding an FA Cup, two League Cups and an FA Community Shield to their league titles. I think with my experience you don't win titles with inconsistency. It will be interesting to see which two players accompany Sanchez in the attacking third.
It is the second earliest date that the Premier League title has been sealed and City could still set several records before the end of an impressive campaign.
Guardiola had planned a day of golf with his son Marius on Sunday, so the Spaniard might have learned of his first Premier League while on the course.
Congratulations to Manchester City, deserved Premier League 2017/18 champions.
Brush fire spreads to garage, quickly extinguished
Firefighters say a vehicle fully engulfed in flames Sunday afternoon sparked a brush fire nearby. The brush fire in the area of Iron Bridge and Rearicks Fording Road was reported around 5:10 p.m.
"It's one of the best by far".
David Silva hooked home in the 42nd minute, only for United to level in first-half stoppage time through Marcus Rashford.
The three-man midfield formation worked very well for Manchester United last weekend against City and Mourinho is likely to go into Sunday's game with a similar setup, meaning Ander Herrera starts once again in the middle alongside the consistent and reliable Nemanja Matic and United's hero from the last game, Paul Pogba.
With a nod perhaps to next season, Arsenal manager Arsene Wenger paired Lacazette and Pierre-Emerick Aubameyang up front and they combined for the goal, with Aubameyang clipping over a cross that Lacazette finished on the slide.
Former US First Lady Barbara Bush in Failing Health
Bush, will not seek additional medical treatment and instead will focus on "comfort care", a Bush family spokesman said Sunday. After he returned on leave, she dropped out of Smith College, and the two married in January 1945.