In September 2008, Manchester City was purchased by the Abu Dhabi United Group (ADUG), led by Sheikh Mansour bin Zayed al-Nahyan, in a £200 million deal that saw the group acquire 90% of the club from Thaksin Shinawatra. This acquisition immediately altered the club's trajectory, signaled by the high-profile signing of Robinho from Real Madrid on the final day of the transfer window.

Following the takeover, the club entered a period of aggressive investment. By August 2009, the club had moved into its first full summer of significant spending under the new ownership. While the club had already secured players like Vincent Kompany and Pablo Zabaleta prior to the takeover, the subsequent recruitment of players such as Nigel de Jong for £16 million established a pattern of heavy financial commitment to the squad. This era of investment eventually led to a sustained period of success, resulting in numerous domestic and international trophies.

However, the club's growth has been accompanied by significant legal and regulatory challenges. Manchester City is currently facing more than 100 charges related to alleged breaches of financial regulations. These charges represent a major point of contention regarding the club's history, as they contrast the on-field success achieved since 2008 with accusations of financial impropriety. While the club maintains its innocence, the legal proceedings remain a central focus of the narrative surrounding their modern era.