U.S. President Donald Trump on Thursday signed an executive order suspending security clearances for employees of law firm Perkins Coie and targeting the firm's business with federal contractors, citing its diversity practices and political activities.

The order against the firm, which did work for Democrats during the 2016 campaign, represents an escalation of efforts to punish groups the president sees as aiding his enemies.

President Donald Trump signed an executive order on Thursday targeting Perkins Coie, just a week after a similar memo attacking Covingtonn & Burling. The action appears to be in response to Perkins Coie’s enlisting Fusion GPS,