“Today, the Department of Justice — along with eleven state Attorneys General — filed a civil antitrust lawsuit in the U.S. District Court for the District of Columbia to stop Google from unlawfully maintaining monopolies through anticompetitive and exclusionary practices in the search and search advertising markets and to remedy the competitive harms. The participating state Attorneys General offices represent Arkansas, Florida, Georgia, Indiana, Kentucky, Louisiana, Mississippi, Missouri, Montana, South Carolina, and Texas. As one of the wealthiest companies on the planet with a market value of $1 trillion, Google is the monopoly gatekeeper to the internet for billions of users and countless advertisers worldwide. For years, Google has accounted for almost 90 percent of all search queries in the United States and has used anticompetitive tactics to maintain and extend its monopolies in search and search advertising.  As alleged in the Complaint, Google has entered into a series of exclusionary agreements that collectively lock up the primary avenues through which users access search engines, and thus the internet, by requiring that Google be set as the preset default general search engine on billions of mobile devices and computers worldwide and, in many cases, prohibiting preinstallation of a competitor. In particular, the Complaint alleges that Google has unlawfully maintained monopolies in search and search advertising by:

• Entering into exclusivity agreements that forbid preinstallation of any competing search service.
• Entering into tying and other arrangements that force preinstallation of its search applications in prime locations on mobile devices and make them undeletable, regardless of consumer preference.
• Entering into long-term agreements with Apple that require Google to be the default – and de facto exclusive – general search engine on Apple’s popular Safari browser and other Apple search tools.
• Generally using monopoly profits to buy preferential treatment for its search engine on devices, web browsers, and other search access points, creating a continuous and self-reinforcing cycle of monopolization…

See also via CRS – The Google Antitrust Lawsuit: Initial Observations