Twitter Spat With Trump Escalates After Social Media Rule Signed

Twitter Inc. flagged one of Donald Trump’s posts for violating its rules against glorifying violence, escalating a clash with the U.S. president after he signed an executive order that seeks to limit liability protections for social-media companies.

Early Friday, the social media company obscured the president’s comments about protests in Minneapolis with a warning that the tweet “violated the Twitter Rules about glorifying violence. However, Twitter has determined that it may be in the public’s interest for the Tweet to remain accessible.”

Trump’s executive order came after Twitter began selective fact checks of his posts on the platform. Under ...