Mike Pompeo was one of Trump’s most aggressive loyalists during his tenure in the first term. Now he’s on the hit list. No good deed goes unpunished: President Trump revoked security protection for his former secretary of state, Mike Pompeo, and a former top aide, Brian Hook, despite warnings from the Biden administration that both men faced ongoing threats from Iran because of actions they took on Mr. Trump’s behalf, four people with knowledge of the matter said on Thursday. Mr. Pompeo and Mr. Hook had been part of an aggressive posture against Iran during the first Trump presidency, most notably the drone strike that killed the powerful Iranian general Qassim Suleimani in early 2020. Mr. Trump also remains under threat because of that action, and his advisers have regularly stressed the seriousness of the situation in the years between his two terms in office. Mr. Pompeo and Mr. Hook had their security details, which were believed to be provided by the State Department, pulled on Tuesday, one of the people briefed on the matter said. A day before, Mr. Trump pulled the U.S. Secret Service detail of John R. Bolton, who was Mr. Trump’s third national security adviser and also faces threats. Other than former presidents and their spouses, senior U.S. officials are not automatically granted ongoing protection. But the threat assessments from the intelligence community that the risk level remained for Mr. Pompeo, Mr. Hook and Mr. Bolton had been the basis for the Biden administration granting it to them.…