The Blues had last won a Premier League title in 2016-17 under Antonio Conte.
Former Manchester City scout called Messi the "King of Catalunya" following the footballer's decision to stay at Barca.
Neither Messi nor his club wants to take the matter to court.
Barcelona has clarified that clubs must pay them 700 million euros (£622 million) to acquire the six-time Ballon d'Or winner.
Messi has scored a staggering 634 goals in 731 appearances for Barcelona, besides registering 285 assists.
The 2010 FIFA World Cup winner is unable to join his new teammates for the pre-season practice as he is currently isolated.
Messi's lawyers are convinced that the footballer's free transfer clause is still valid as the 2019-20 season-end was delayed.
The Sky Blues are yet to reveal the developments regarding their attempt to sign Lionel Messi.
The Man United captain denies throwing punches at police. Instead, he claims that the police hit him on his legs.
The brawl started when Maguire's sister Daisy fainted after a group of Albanians injected her with a substance.
A new captain might be appointed for Manchester United's first Premier League game of the 2020 season.
England hasn't played any international football since November 2019.
Thousands of fans gathered outside the Parc des Princes stadium to watch the Champions League final.
Bayern has now won 21 consecutive matches under the leadership of Hansi Flick.
The annual charity football event was started in 2006. Since then, it has raised £38 million for UNICEF.
Manchester City and Manchester United's first games will be postponed to hand them a minimum rest period of 30 days.
Rumours were in the air that Manchester City and Manchester United might bid for the 33-year old Argentine striker.
The German champions are heading towards a season treble after already winning the domestic league and cup.
Manchester City is reportedly eager to sign Messi if the six-time Ballon d'Or winner chooses to leave Barcelona.
This marked the first time that Atletico Madrid couldn't progress past a German club in the knockout phase of the UEFA Champions League.
Valencia and Atletico Madrid also confirmed COVID-19 positive cases earlier this week.
The Red Devils will now face FC Copenhagen in the last-eight of the Europa League in Cologne on Monday.