The Facts

• X (formerly Twitter) filed an antitrust lawsuit in Texas federal court on Tuesday against the World Federation of Advertisers (WFA) and several other major companies, including Unilever, Mars, CVS Health, and Orsted.

• The lawsuit accuses the companies of violating antitrust laws by orchestrating a "massive advertiser boycott," resulting the loss or billions of dollars of advertising revenue.

• The lawsuit comes a month after the US House Judiciary Committee held a hearing to see whether current laws are "sufficient to deter anticompetitive collusion in online advertising."X's CEO Linda Yaccarino says that evidence from the Committee demonstrates that the companies engaged in a coordinated and systematic illegal boycott against X.