IGN wirtes: “According to Bloomberg, Sledgehammer Games had to make Modern Warfare 3 in a year-and-a-half rather than the typical three-year development cycle. The development of Modern Warfare 3 was reportedly rushed because of another Call of Duty that was delayed out of the 2023 release window.”
Source: N4G PC New Report Reveals that Modern Warfare 3 Development Time Was Half That of a Normal Call of Duty