U.S. Revives Facebook Suit, Adding Details to Back Claim of a Monopoly

After a judge slammed the F.T.C.’s original lawsuit, regulators returned with a more detailed case accusing the platform of being a monopoly.

Biden’s Antitrust Team Signals a Big Swing at Corporate Titans

The president has stacked his administration with crusaders who have spent their careers challenging corporate consolidation.

Biden Urges More Scrutiny of Big Businesses, Such as Tech Giants

An executive order reflects the administration’s growing embrace of warnings by some economists that declining competition is hobbling the economy’s vitality.

Biden Urges More Scrutiny of Big Businesses, Such as Tech Giants

An executive order reflects the administration’s growing embrace of warnings by some economists that declining competition is hobbling the economy’s vitality.

Congress Faces Renewed Pressure to ‘Modernize Our Antitrust Laws’

After a federal judge threw out state and federal competition cases against Facebook, calls grew for lawmakers to quickly change century-old monopoly laws.

Tech Giants, Fearful of Proposals to Curb Them, Blitz Washington With Lobbying

Executives, lobbyists, and more than a dozen groups paid by Big Tech have tried to head off bipartisan support for six bills meant to undo the dominance of Amazon, Apple, Facebook and Google.

One of Big Tech’s Biggest Critics Is Now Its Regulator

Lina Khan is the most progressive chair of the Federal Trade Commission in at least a generation.

Biden Names Lina Khan, a Big-Tech Critic, as F.T.C. Chair

Ms. Khan, who first attracted notice as a critic of Amazon, was confirmed by the Senate as a commissioner on the agency on Tuesday.