Canada's competition watchdog filed a lawsuit against Google on Thursday, accusing the U.S. tech giant of having abused its dominance in the advertising technology space to maintain its market superiority.

The country’s competition watchdog said a “thorough” investigation had found that Google had abused its dominant position in programmatic web advertising to entrench its market power.

Canada’s antitrust watchdog is suing Google over alleged anticompetitive conduct in the tech giant’s online advertising business and wants the company to sell off two of its services and pay a penalty